title: Need bulletproof randomization.
authors.forename: Susan W
authors.initials: SW
authors.lastname: Trout
mesh_terms: D004717:Endometrium / Q000293:injuries*; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods*; D006801:Humans; D011897:Random Allocation; D016032:Randomized Controlled Trials as Topic / Q000592:standards*; D012107:Research Design