title: On call. For the past two or three years, ever since I turned 60, I've been getting up to urinate two or three times a night. I've been to my internist several times, and he always tells me my prostate is not at all enlarged. What could be wrong?
authors.forename: H B
authors.initials: HB
authors.lastname: Simon
mesh_terms: D000367:Age Factors; D000428:Alcohol Drinking / Q000009:adverse effects; D003069:Coffee / Q000009:adverse effects; D004232:Diuretics / Q000008:administration & dosage; D006801:Humans; D008297:Male; D008875:Middle Aged; D011470:Prostatic Hyperplasia / Q000150:complications; D014555:Urination Disorders / Q000209:etiology* / Q000517:prevention & control
chemical_list: D003069:Coffee; D004232:Diuretics