 Examples are the published reports on the clinical, pathological, and molecular characteristics of the relatively newly recognized gastrointestinal stromal tumors.Another special feature of the AFIP was the interaction between its departments in analyzing complex cases.The AFIP's diagnostic departments were based on organ sites—e.g., dermatological, hepatic, gastrointestinal, genitourinary, pulmonary, soft tissue, bone, hematological, neurological, endocrine, and gynecological pathology.