Maruf-Ur-Rahman, M., Islam, M.R., Begum, W., Islam, M.S., Mubin, N. and Golam Kibria, A.H.M. 2025. Age and sex-specific variations of vitamin D level in Bangladeshi population: a laboratory-based study. International Journal of Research in Medical Sciences. 13, 3 (Feb. 2025), 1045–1050. DOI:https://doi.org/10.18203/2320-6012.ijrms20250665.