title: Letter: Ectopic production of hormones in tumors.
mesh_terms: D018288:Carcinoma, Small Cell / Q000378:metabolism*; D006729:Hormones, Ectopic / Q000096:biosynthesis*; D006801:Humans; D008175:Lung Neoplasms / Q000378:metabolism*; D008297:Male; D008875:Middle Aged; D014527:Uric Acid / Q000097:blood
chemical_list: D006729:Hormones, Ectopic; D014527:Uric Acid