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机译:A randomized controlled trial of the effect of third-trimester calcium supplementation on maternal hemodynamic function.
Department of Obstetrics and Gynecology, University of Washington Medical Center, Seattle, USA. bogge001@mc.duke.edu;
Calcium Carbonate; Cardiac Output; Pregnancy; Calcium; Dietary; 碳酸钙; 心排出量; 妊娠;