title: Consistent definition of outcomes--a prerequisite for metaanalysis.
authors.forename: J B
authors.initials: JB
authors.lastname: Lacy
authors.forename: A
authors.initials: A
authors.lastname: Ohlsson
mesh_terms: D000900:Anti-Bacterial Agents / Q000627:therapeutic use*; D005260:Female; D005322:Premature Rupture of Fetal Membranes / Q000188:drug therapy*; D006801:Humans; D007231:Infant, Newborn; D015201:Meta-Analysis as Topic; D011247:Pregnancy
chemical_list: D000900:Anti-Bacterial Agents