title: Uneasily to bed.
authors.forename: M B
authors.initials: MB
authors.lastname: Marcus
mesh_terms: D001510:Bed Rest / Q000009:adverse effects / Q000191:economics / Q000706:statistics & numerical data*; D017281:Cost of Illness; D003675:Defensive Medicine; D005260:Female; D006801:Humans; D009774:Obstetrics / Q000592:standards*; D011247:Pregnancy; D011248:Pregnancy Complications / Q000517:prevention & control*; D011264:Pregnancy Trimesters; D012959:Socioeconomic Factors