title: Multicentre trials in obstetrics and gynaecology. Smaller explanatory trials are required.
authors.forename: J M
authors.initials: JM
authors.lastname: Grant
mesh_terms: D001241:Aspirin / Q000627:therapeutic use; D005260:Female; D005831:Genital Diseases, Female / Q000628:therapy*; D006801:Humans; D015337:Multicenter Studies as Topic; D010975:Platelet Aggregation Inhibitors / Q000627:therapeutic use; D011225:Pre-Eclampsia / Q000517:prevention & control; D011247:Pregnancy; D011248:Pregnancy Complications / Q000628:therapy*; D016032:Randomized Controlled Trials as Topic
chemical_list: D010975:Platelet Aggregation Inhibitors; D001241:Aspirin