a series of 127 surgical specimens of epithelioid leiomyomatous tumors ( leiomyoblastomas ) of the gastric wall from the files of the armed forces institute of pathology ( afip ) were studied as to biologic behavior , morphogenesis , and histologic features of value in distinguishing benign and malignant variants .
C0023267
leiomyomatous tumors
C0086533
leiomyoblastomas