diff --git a/dataservice/api/biospecimen/schemas.py b/dataservice/api/biospecimen/schemas.py
index 30179f47..0766feac 100644
--- a/dataservice/api/biospecimen/schemas.py
+++ b/dataservice/api/biospecimen/schemas.py
@@ -17,9 +17,16 @@
 )
 
 ANALYTE_TYPE_ENUM = {"DNA", "RNA", "Other", "Virtual"}
-SAMPLE_PROCUREMENT_ENUM = {"Autopsy", "Biopsy", "Subtotal Resections",
-                           "Gross Total Resections", "Blood Draw",
-                           "Bone Marrow Aspiration", "Other"}
+SAMPLE_PROCUREMENT_ENUM = {
+    "Autopsy", "Biopsy", "Subtotal Resections",
+    "Gross Total Resections", "Blood Draw",
+    "Bone Marrow Aspiration", "Other",
+    # Added for CBTN
+    "Surgical Resections", "Blood Collection - Proband",
+    "Saliva Collection - Proband",
+    "Blood Collection - Maternal", "Saliva Collection - Maternal",
+    "Blood Collection - Paternal", "Saliva Collection - Paternal",
+}
 # Codes from http://purl.obolibrary.org/obo/duo.owl
 DUO_ID_BIOSPECIMEN_ENUM = {
     "DUO:0000021", "DUO:0000006", "DUO:0000019", "DUO:0000026", "DUO:0000020",