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  1. 2019New_Mesh_Tree_Hierarchy.txt 
    https://www.nlm.nih.gov/.../download/2019New_Mesh_Tree_Hierarchy.txt
    ... 210 Adenomatosis, Pulmonary C04.557.470.035.215 Adenomatous Polyps C04.557.470.035.215.100 Adenomatous Polyposis Coli C04.557.470.035.215.100. ... 578 Intestinal Polyposis C06.405.469.578.249 Adenomatous Polyposis Coli ... C08.460.572 Nasal Polyps C08.460.595 Nasal Septal Perforation C08.460. ...