Johnson JE, Wiltsey-Stirman S, Sikorskii A, Miller T, King A, Blume JL, Pham X, Moore Simas TA, Poleshuck E, Weinberg R, Zlotnick C. Protocol for the ROSE sustainment (ROSES) study, a sequential multiple assignment randomized trial to determine the minimum necessary intervention to maintain a postpartum depression prevention program in prenatal clinics serving low-income women. Implement Sci. 2018 08 22; 13(1):115.