Sixty-one day twin to twin birth interval in a low technology setting

Subjects: “…Birth interval…”

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

Subjects: “…first birth interval…”

Neonatal, infant and under-five mortalities in Nigeria: An examination of trends and drivers (2003-2013)

Subjects: “…Birth Interval…”

Survival analysis of time interval between first and second childbirth among women in Nigeria

Subjects: “…Second birth interval…”

A comparative analysis of the infuence of contraceptive use and fertility desire on the duration of second birth interval in four sub-Saharan African countries

Subjects: “…Second birth interval…”