Physiology All India exam b22c5dae "EMA-CO regimen" is useful in Rx of A Metastatic breast cancer B Advanced endometrial sarcoma C Gestational trophoblastic neoplasia D Ovarian tumor with peritoneal implants High-Yield Explanation EMA-CO a cyclic non-cross-resistant combina on of etoposide, methotrexate, and dactinomycin alternating with cyclophosphamide and vincristine.