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A urine-specific gravity test compares the density of urine with the density of water. The test may help healthcare professionals identify dehydration, a kidney problem, or a condition like diabetes ...

Study design: A matched case-control study. Objectives: To clarify the influence of urine specific gravity and drinking water quality on the formation of urinary stones in persons with spinal cord ...

Read in the Section on Medicine of the American Medical Association at the Fifty-eighth Annual Session, held at Atlantic City, June, 1907.