MANGANG, Chanambam Rajiv; SINGH, Kshetrimayum Anand. Parametric Models for First Birth Interval in North-East India: Identifying A Suitable Model. National Journal of Community Medicine, [S. l.], v. 16, n. 12, p. 1213–1220, 2025. DOI: 10.55489/njcm.161220255927. Disponível em: https://njcmindia.com/index.php/file/article/view/5927. Acesso em: 1 dec. 2025.