Need bulletproof randomization.
Trout
Susan W
SW
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