This phase III trial studies how well letrozole with or without paclitaxel and carboplatin works in treating patients with stage II-IV low-grade serous carcinoma of the ovary, fallopian tube, or peritoneum. Letrozole is an enzyme inhibitor that lowers the amount of ...

This phase II/III trial studies how well pegylated liposomal doxorubicin hydrochloride with atezolizumab and/or bevacizumab work in treating patients with ovarian, fallopian tube, or primary peritoneal cancer that has come back (recurrent). Chemotherapy drugs, such ...