Survival analysis and determinants of timing of first birth after marriage in Nigeria

Subjects: “…Cox proportional hazard…”

Modelling time-to-discontinuation of exclusive breastfeeding: analysis of infants and under-2 survival in Nigeria

Subjects: “…Cox Proportional Hazard…”

Survival analysis of time to uptake of modern contraceptives among sexually active women of reproductive age in Nigeria

Subjects: “…Cox Proportional Hazards Model…”