Units of analysis-matched pairs, single patient, or cycles?
Whitcomb
Brian W
BW
Schisterman
Enrique F
EF
D016022:Case-Control Studies; D003627:Data Interpretation, Statistical; D004715:Endometriosis / Q000601:surgery*; D005260:Female; D005307:Fertilization in Vitro / Q000379:methods*; D006801:Humans; D010049:Ovarian Diseases / Q000601:surgery; D012107:Research Design