Sukhikh GT, Adamyan LV, Dubrovina SO, Baranov II, et al. Prolonged cyclical and continuous regimens of dydrogesterone are effective for reducing chronic pelvic pain in women with endometriosis: results of the ORCHIDEA study. Fertil Steril 2021 Aug 28. pii: S0015-0282(21)01793.
PMID: 34465452