| | Presence of mast/stem cell growth factor receptor Kit in primary gastrointestinal stromal sarcoma by immunohistochemistry (observable entity) |  |  | Presence of mast/stem cell growth factor receptor Kit in primary gastrointestinal stromal sarcoma by immunohistochemistry |  |  | Presence of mast/stem cell growth factor receptor Kit in primary malignant gastrointestinal stromal tumor by immunohistochemistryPresence of KIT in primary gastrointestinal stromal sarcoma by immunohistochemistry
 
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 | | Id | 1255614004 |  | Status | Defined | 
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