Front Reprod Health. 2022 May 13;4:862693. doi: 10.3389/frph.2022.862693. eCollection 2022.

Time to Resumption of Menses, Spatial Distribution, and Predictors Among Post-partum Period Women in Ethiopia, Evidence From Ethiopian Demographic and Health Survey 2016 Data: Gompertz Inverse Gaussian Shared Frailty Model.