title: Role of external evidence in monitoring clinical trials: experience from a perinatal trial.
authors.affiliation: Perinatal Trials Service, National Perinatal Epidemiology Unit, Institute of Health Sciences, Oxford OX3 7LF. peter.brocklehurst@perinat.ox.ac.uk
authors.forename: P
authors.initials: P
authors.lastname: Brocklehurst
authors.forename: D
authors.initials: D
authors.lastname: Elbourne
authors.forename: Z
authors.initials: Z
authors.lastname: Alfirevic
mesh_terms: D003627:Data Interpretation, Statistical; D005260:Female; D006801:Humans; D016247:Information Storage and Retrieval; D015337:Multicenter Studies as Topic; D007752:Obstetric Labor, Premature / Q000517:prevention & control; D011247:Pregnancy; D016032:Randomized Controlled Trials as Topic / Q000379:methods*; D012107:Research Design; D013973:Thyrotropin-Releasing Hormone / Q000627:therapeutic use
chemical_list: D013973:Thyrotropin-Releasing Hormone