A randomized phase II study of metronomic cyclophosphamide and methotrexate (CM) with or without bevacizumab in patients with advanced breast cancer. - Mayer EL; Tayob N; Ren S; Savoie JJ; Spigel DR; Burris HA 3rd; Ryan PD; Harris LN; Winer EP; Burstein HJ (Breast cancer research and treatment, 2024)