title: Gastric leiomyoma with occult bleeding in a child of fourteen years.
mesh_terms: D000293:Adolescent; D000747:Anemia, Hypochromic / Q000209:etiology; D001466:Barium Sulfate; D001803:Blood Transfusion; D006471:Gastrointestinal Hemorrhage / Q000139:chemically induced; D006801:Humans; D007889:Leiomyoma / Q000150:complications*; D008297:Male; D008551:Melena / Q000209:etiology*; D009780:Occult Blood; D012459:Salicylates / Q000009:adverse effects; D013274:Stomach Neoplasms / Q000150:complications*
chemical_list: D012459:Salicylates; D001466:Barium Sulfate