Patil, A. P., N. K. Tyagi, A. B. Shitole, and J. B. Prasad. “Determinants of First Birth Interval in an Indian Scenario: National Family Health Survey Based Analysis”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 13, no. 12, Nov. 2024, pp. 3654-60, doi:10.18203/2320-1770.ijrcog20243600.