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  1. pdfNLM Technical Bulletin, no.81-92 
    https://www.nlm.nih.gov/.../nlmarchives/techbull/81-92-1976.pdf
    ... Instructions, Supplement; Tumor Key, 1975; Page 6 carcinoma, adenoid cystic change CARCINOMA, BASAL CELL to read CYLINDROMA Page 18 glioblastoma change GLIOBLASTOMA ...
  2. 2019New_Mesh_Tree_Hierarchy.txt 
    https://www.nlm.nih.gov/.../download/2019New_Mesh_Tree_Hierarchy.txt
    ... 150 Carcinoma, Adenosquamous C04.557.470.200.165 Carcinoma, Basal Cell C04.557.470.200.165.150 Basal Cell ... Neoplasms, Basal Cell C04.557.470.565.165 Carcinoma, Basal Cell C04.557.470.565.165.150 Basal Cell ...