Mid-follicular phase pulses of inhibin B are absent in polycystic ovarian syndrome and are initiated by successful laparoscopic ovarian diathermy: a possible mechanism regulating emergence of the dominant follicle - Lockwood,G.M.; Muttukrishna,S.; Groome,N.P.; Matthews,D.R.; Ledger,W.L. (J Clin Endocrinol Metab, 1998)