title: Tocolysis with nifedipine or beta-adrenergic agonists: a meta-analysis.
authors.forename: Ronnie
authors.initials: R
authors.lastname: Lamont
authors.forename: Jim
authors.initials: J
authors.lastname: van Eyck
mesh_terms: D000318:Adrenergic beta-Agonists; D005260:Female; D006801:Humans; D015201:Meta-Analysis as Topic; D009543:Nifedipine; D007752:Obstetric Labor, Premature / Q000517:prevention & control*; D011247:Pregnancy; D015145:Tocolysis; D015149:Tocolytic Agents
chemical_list: D000318:Adrenergic beta-Agonists; D015149:Tocolytic Agents; D009543:Nifedipine