title: [Effect of tocolytic treatment on the frequency of premature labor].
mesh_terms: D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D005859:Germany, East; D006801:Humans; D007231:Infant, Newborn; D007234:Infant, Premature; D007752:Obstetric Labor, Premature / Q000453:epidemiology* / Q000517:prevention & control; D011247:Pregnancy
vernacular_title: Vliianieto na tokolitichnoto lechenie vŭrkhu chestota na prezhdevremennoto razhdane.