diff --git a/tests/test_11k_RS.py b/tests/test_11k_RS.py
new file mode 100644
index 0000000000000000000000000000000000000000..b0d0d7a797f667e82163337301c355d28872b601
--- /dev/null
+++ b/tests/test_11k_RS.py
@@ -0,0 +1,88 @@
+# # SPDX-FileCopyrightText: Copyright © 2023 Idiap Research Institute <contact@idiap.ch>
+# #
+# # SPDX-License-Identifier: GPL-3.0-or-later
+
+# """Tests for Extended TBX11K simplified dataset."""
+
+# import pytest
+
+
+# def test_protocol_consistency():
+#     from ptbench.data.tbx11k_simplified_RS import dataset
+
+#     # Default protocol
+#     subset = dataset.subsets("default")
+#     assert len(subset) == 3
+
+#     assert "train" in subset
+#     assert len(subset["train"]) == 2767
+
+#     assert "validation" in subset
+#     assert len(subset["validation"]) == 706
+
+#     assert "test" in subset
+#     assert len(subset["test"]) == 957
+#     for s in subset["test"]:
+#         assert s.key.startswith("images/")
+
+#     # Check labels
+#     for s in subset["train"]:
+#         assert s.label in [0.0, 1.0]
+
+#     for s in subset["validation"]:
+#         assert s.label in [0.0, 1.0]
+
+#     for s in subset["test"]:
+#         assert s.label in [0.0, 1.0]
+
+#     # Cross-validation fold 0-9
+#     for f in range(10):
+#         subset = dataset.subsets("fold_" + str(f))
+#         assert len(subset) == 3
+
+#         assert "train" in subset
+#         assert len(subset["train"]) == 3177
+#         for s in subset["train"]:
+#             assert s.key.startswith("images/")
+
+#         assert "validation" in subset
+#         assert len(subset["validation"]) == 810
+#         for s in subset["validation"]:
+#             assert s.key.startswith("images/")
+
+#         assert "test" in subset
+#         assert len(subset["test"]) == 443
+#         for s in subset["test"]:
+#             assert s.key.startswith("images/")
+
+#         # Check labels
+#         for s in subset["train"]:
+#             assert s.label in [0.0, 1.0]
+
+#         for s in subset["validation"]:
+#             assert s.label in [0.0, 1.0]
+
+#         for s in subset["test"]:
+#             assert s.label in [0.0, 1.0]
+
+
+# @pytest.mark.skip_if_rc_var_not_set("datadir.tbx11k_simplified")
+# def test_loading():
+#     from ptbench.data.tbx11k_simplified_RS import dataset
+
+#     def _check_sample(s):
+#         data = s.data
+#         assert isinstance(data, dict)
+#         assert len(data) == 2
+
+#         assert "data" in data
+#         assert len(data["data"]) == 14  # Check radiological signs
+
+#         assert "label" in data
+#         assert data["label"] in [0, 1]  # Check labels
+
+#     limit = 30  # use this to limit testing to first images only, else None
+
+#     subset = dataset.subsets("default")
+#     for s in subset["train"][:limit]:
+#         _check_sample(s)
diff --git a/tests/test_11k_v2.py b/tests/test_11k_v2.py
index 48bc68233f5a9d03710d82510b4cf2b36eb88ac7..38d129a7ddb5f302998e42e0487e92738f419bcc 100644
--- a/tests/test_11k_v2.py
+++ b/tests/test_11k_v2.py
@@ -15,17 +15,17 @@ def test_protocol_consistency():
     assert len(subset) == 3
 
     assert "train" in subset
-    assert len(subset["train"]) == 2767
+    assert len(subset["train"]) == 5241
     for s in subset["train"]:
         assert s.key.startswith("images/")
 
     assert "validation" in subset
-    assert len(subset["validation"]) == 706
+    assert len(subset["validation"]) == 1335
     for s in subset["validation"]:
         assert s.key.startswith("images/")
 
     assert "test" in subset
-    assert len(subset["test"]) == 957
+    assert len(subset["test"]) == 1793
     for s in subset["test"]:
         assert s.key.startswith("images/")
 
@@ -45,17 +45,17 @@ def test_protocol_consistency():
         assert len(subset) == 3
 
         assert "train" in subset
-        assert len(subset["train"]) == 3177
+        assert len(subset["train"]) == 6003
         for s in subset["train"]:
             assert s.key.startswith("images/")
 
         assert "validation" in subset
-        assert len(subset["validation"]) == 810
+        assert len(subset["validation"]) == 1529
         for s in subset["validation"]:
             assert s.key.startswith("images/")
 
         assert "test" in subset
-        assert len(subset["test"]) == 443
+        assert len(subset["test"]) == 837
         for s in subset["test"]:
             assert s.key.startswith("images/")
 
@@ -78,17 +78,17 @@ def test_protocol_consistency_bbox():
     assert len(subset) == 3
 
     assert "train" in subset
-    assert len(subset["train"]) == 2767
+    assert len(subset["train"]) == 5241
     for s in subset["train"]:
         assert s.key.startswith("images/")
 
     assert "validation" in subset
-    assert len(subset["validation"]) == 706
+    assert len(subset["validation"]) == 1335
     for s in subset["validation"]:
         assert s.key.startswith("images/")
 
     assert "test" in subset
-    assert len(subset["test"]) == 957
+    assert len(subset["test"]) == 1793
     for s in subset["test"]:
         assert s.key.startswith("images/")
 
@@ -112,17 +112,17 @@ def test_protocol_consistency_bbox():
         assert len(subset) == 3
 
         assert "train" in subset
-        assert len(subset["train"]) == 3177
+        assert len(subset["train"]) == 6003
         for s in subset["train"]:
             assert s.key.startswith("images/")
 
         assert "validation" in subset
-        assert len(subset["validation"]) == 810
+        assert len(subset["validation"]) == 1529
         for s in subset["validation"]:
             assert s.key.startswith("images/")
 
         assert "test" in subset
-        assert len(subset["test"]) == 443
+        assert len(subset["test"]) == 837
         for s in subset["test"]:
             assert s.key.startswith("images/")
 
diff --git a/tests/test_11k_v2_RS.py b/tests/test_11k_v2_RS.py
new file mode 100644
index 0000000000000000000000000000000000000000..9eb1bd1f0171a1f49688133c542ab59f4817ed12
--- /dev/null
+++ b/tests/test_11k_v2_RS.py
@@ -0,0 +1,88 @@
+# # SPDX-FileCopyrightText: Copyright © 2023 Idiap Research Institute <contact@idiap.ch>
+# #
+# # SPDX-License-Identifier: GPL-3.0-or-later
+
+# """Tests for Extended TBX11K simplified dataset."""
+
+# import pytest
+
+
+# def test_protocol_consistency():
+#     from ptbench.data.tbx11k_simplified_v2_RS import dataset
+
+#     # Default protocol
+#     subset = dataset.subsets("default")
+#     assert len(subset) == 3
+
+#     assert "train" in subset
+#     assert len(subset["train"]) == 5241
+
+#     assert "validation" in subset
+#     assert len(subset["validation"]) == 1335
+
+#     assert "test" in subset
+#     assert len(subset["test"]) == 1793
+#     for s in subset["test"]:
+#         assert s.key.startswith("images/")
+
+#     # Check labels
+#     for s in subset["train"]:
+#         assert s.label in [0.0, 1.0]
+
+#     for s in subset["validation"]:
+#         assert s.label in [0.0, 1.0]
+
+#     for s in subset["test"]:
+#         assert s.label in [0.0, 1.0]
+
+#     # Cross-validation fold 0-9
+#     for f in range(10):
+#         subset = dataset.subsets("fold_" + str(f))
+#         assert len(subset) == 3
+
+#         assert "train" in subset
+#         assert len(subset["train"]) == 6003
+#         for s in subset["train"]:
+#             assert s.key.startswith("images/")
+
+#         assert "validation" in subset
+#         assert len(subset["validation"]) == 1529
+#         for s in subset["validation"]:
+#             assert s.key.startswith("images/")
+
+#         assert "test" in subset
+#         assert len(subset["test"]) == 837
+#         for s in subset["test"]:
+#             assert s.key.startswith("images/")
+
+#         # Check labels
+#         for s in subset["train"]:
+#             assert s.label in [0.0, 1.0]
+
+#         for s in subset["validation"]:
+#             assert s.label in [0.0, 1.0]
+
+#         for s in subset["test"]:
+#             assert s.label in [0.0, 1.0]
+
+
+# @pytest.mark.skip_if_rc_var_not_set("datadir.tbx11k_simplified")
+# def test_loading():
+#     from ptbench.data.tbx11k_simplified_v2_RS import dataset
+
+#     def _check_sample(s):
+#         data = s.data
+#         assert isinstance(data, dict)
+#         assert len(data) == 2
+
+#         assert "data" in data
+#         assert len(data["data"]) == 14  # Check radiological signs
+
+#         assert "label" in data
+#         assert data["label"] in [0, 1]  # Check labels
+
+#     limit = 30  # use this to limit testing to first images only, else None
+
+#     subset = dataset.subsets("default")
+#     for s in subset["train"][:limit]:
+#         _check_sample(s)
diff --git a/tests/test_11k_v3.py b/tests/test_11k_v3.py
index a81af2012ef625fe3ceaaf289d353794877ede15..b15c38cab75d24d21d4af8763f96675a1069ae85 100644
--- a/tests/test_11k_v3.py
+++ b/tests/test_11k_v3.py
@@ -15,29 +15,29 @@ def test_protocol_consistency():
     assert len(subset) == 3
 
     assert "train" in subset
-    assert len(subset["train"]) == 2767
+    assert len(subset["train"]) == 5241
     for s in subset["train"]:
         assert s.key.startswith("images/")
 
     assert "validation" in subset
-    assert len(subset["validation"]) == 706
+    assert len(subset["validation"]) == 1335
     for s in subset["validation"]:
         assert s.key.startswith("images/")
 
     assert "test" in subset
-    assert len(subset["test"]) == 957
+    assert len(subset["test"]) == 1793
     for s in subset["test"]:
         assert s.key.startswith("images/")
 
     # Check labels
     for s in subset["train"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     for s in subset["validation"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     for s in subset["test"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     # Cross-validation fold 0-9
     for f in range(10):
@@ -45,29 +45,29 @@ def test_protocol_consistency():
         assert len(subset) == 3
 
         assert "train" in subset
-        assert len(subset["train"]) == 3177
+        assert len(subset["train"]) == 6003
         for s in subset["train"]:
             assert s.key.startswith("images/")
 
         assert "validation" in subset
-        assert len(subset["validation"]) == 810
+        assert len(subset["validation"]) == 1529
         for s in subset["validation"]:
             assert s.key.startswith("images/")
 
         assert "test" in subset
-        assert len(subset["test"]) == 443
+        assert len(subset["test"]) == 837
         for s in subset["test"]:
             assert s.key.startswith("images/")
 
         # Check labels
         for s in subset["train"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
         for s in subset["validation"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
         for s in subset["test"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
 
 def test_protocol_consistency_bbox():
@@ -78,29 +78,29 @@ def test_protocol_consistency_bbox():
     assert len(subset) == 3
 
     assert "train" in subset
-    assert len(subset["train"]) == 2767
+    assert len(subset["train"]) == 5241
     for s in subset["train"]:
         assert s.key.startswith("images/")
 
     assert "validation" in subset
-    assert len(subset["validation"]) == 706
+    assert len(subset["validation"]) == 1335
     for s in subset["validation"]:
         assert s.key.startswith("images/")
 
     assert "test" in subset
-    assert len(subset["test"]) == 957
+    assert len(subset["test"]) == 1793
     for s in subset["test"]:
         assert s.key.startswith("images/")
 
     # Check labels
     for s in subset["train"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     for s in subset["validation"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     for s in subset["test"]:
-        assert s.label in [0.0, 1.0]
+        assert s.label in [0.0, 1.0, 2.0, 3.0]
 
     # Check bounding boxes
     for s in subset["train"]:
@@ -112,29 +112,29 @@ def test_protocol_consistency_bbox():
         assert len(subset) == 3
 
         assert "train" in subset
-        assert len(subset["train"]) == 3177
+        assert len(subset["train"]) == 6003
         for s in subset["train"]:
             assert s.key.startswith("images/")
 
         assert "validation" in subset
-        assert len(subset["validation"]) == 810
+        assert len(subset["validation"]) == 1529
         for s in subset["validation"]:
             assert s.key.startswith("images/")
 
         assert "test" in subset
-        assert len(subset["test"]) == 443
+        assert len(subset["test"]) == 837
         for s in subset["test"]:
             assert s.key.startswith("images/")
 
         # Check labels
         for s in subset["train"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
         for s in subset["validation"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
         for s in subset["test"]:
-            assert s.label in [0.0, 1.0]
+            assert s.label in [0.0, 1.0, 2.0, 3.0]
 
         # Check bounding boxes
         for s in subset["train"]:
@@ -156,7 +156,7 @@ def test_loading():
         assert data["data"].mode == "L"  # Check colors
 
         assert "label" in data
-        assert data["label"] in [0, 1]  # Check labels
+        assert data["label"] in [0, 1, 2, 3]  # Check labels
 
     limit = 30  # use this to limit testing to first images only, else None
 
@@ -180,7 +180,7 @@ def test_loading_bbox():
         assert data["data"].mode == "L"  # Check colors
 
         assert "label" in data
-        assert data["label"] in [0, 1]  # Check labels
+        assert data["label"] in [0, 1, 2, 3]  # Check labels
 
         assert "bboxes" in data
         assert data["bboxes"] == "none" or data["bboxes"][0].startswith(
diff --git a/tests/test_11k_v3_RS.py b/tests/test_11k_v3_RS.py
new file mode 100644
index 0000000000000000000000000000000000000000..302fbce962438546d41c3823e7f9c07f70711a88
--- /dev/null
+++ b/tests/test_11k_v3_RS.py
@@ -0,0 +1,88 @@
+# # SPDX-FileCopyrightText: Copyright © 2023 Idiap Research Institute <contact@idiap.ch>
+# #
+# # SPDX-License-Identifier: GPL-3.0-or-later
+
+# """Tests for Extended TBX11K simplified dataset."""
+
+# import pytest
+
+
+# def test_protocol_consistency():
+#     from ptbench.data.tbx11k_simplified_v3_RS import dataset
+
+#     # Default protocol
+#     subset = dataset.subsets("default")
+#     assert len(subset) == 3
+
+#     assert "train" in subset
+#     assert len(subset["train"]) == 5241
+
+#     assert "validation" in subset
+#     assert len(subset["validation"]) == 1335
+
+#     assert "test" in subset
+#     assert len(subset["test"]) == 1793
+#     for s in subset["test"]:
+#         assert s.key.startswith("images/")
+
+#     # Check labels
+#     for s in subset["train"]:
+#         assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+#     for s in subset["validation"]:
+#         assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+#     for s in subset["test"]:
+#         assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+#     # Cross-validation fold 0-9
+#     for f in range(10):
+#         subset = dataset.subsets("fold_" + str(f))
+#         assert len(subset) == 3
+
+#         assert "train" in subset
+#         assert len(subset["train"]) == 6003
+#         for s in subset["train"]:
+#             assert s.key.startswith("images/")
+
+#         assert "validation" in subset
+#         assert len(subset["validation"]) == 1529
+#         for s in subset["validation"]:
+#             assert s.key.startswith("images/")
+
+#         assert "test" in subset
+#         assert len(subset["test"]) == 837
+#         for s in subset["test"]:
+#             assert s.key.startswith("images/")
+
+#         # Check labels
+#         for s in subset["train"]:
+#             assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+#         for s in subset["validation"]:
+#             assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+#         for s in subset["test"]:
+#             assert s.label in [0.0, 1.0, 2.0, 3.0]
+
+
+# @pytest.mark.skip_if_rc_var_not_set("datadir.tbx11k_simplified")
+# def test_loading():
+#     from ptbench.data.tbx11k_simplified_v3_RS import dataset
+
+#     def _check_sample(s):
+#         data = s.data
+#         assert isinstance(data, dict)
+#         assert len(data) == 2
+
+#         assert "data" in data
+#         assert len(data["data"]) == 14  # Check radiological signs
+
+#         assert "label" in data
+#         assert data["label"] in [0, 1, 2, 3]  # Check labels
+
+#     limit = 30  # use this to limit testing to first images only, else None
+
+#     subset = dataset.subsets("default")
+#     for s in subset["train"][:limit]:
+#         _check_sample(s)