Bed rest in hospital for multiple pregnancy.
Crowther
C A
CA
D001510:Bed Rest / Q000592:standards*; D019317:Evidence-Based Medicine; D005260:Female; D006760:Hospitalization; D006801:Humans; D007752:Obstetric Labor, Premature / Q000517:prevention & control*; D011247:Pregnancy; D011272:Pregnancy, Multiple; D012107:Research Design