Worgall, S Urinary excretion of endogenous ouabain-like substance is reduced in NaCl supplemented premature infants. [electronic resource] - Biology of the neonate 1997 - 337-44 p. digital Publication Type: Clinical Trial; Comparative Study; Journal Article; Randomized Controlled Trial; Research Support, Non-U.S. Gov't ISSN: 0006-3126 Standard No.: 10.1159/000244503 doi Subjects--Topical Terms: Cohort StudiesCreatinine--metabolismHumansImmune Sera--immunologyInfant Nutritional Physiological Phenomena--physiologyInfant, NewbornInfant, Premature--metabolismMaleOuabain--metabolismSodium--bloodSodium Chloride, Dietary--administration & dosage