RINKU, Shaikh Ahmed; AFROZ, Jahan Sadia; SADAT, S M Anwar; BARMA, Paromita; KABIR, Md Humayun. The association between low serum vitamin D level & periodontal diseases in Bangladeshi population- An observational study. Journal of Bangladesh College of Physicians and Surgeons, [S. l.], v. 42, n. 4, p. 363–367, 2024. DOI: 10.3329/jbcps.v42i4.76376. Disponível em: https://www.banglajol.info/index.php/JBCPS/article/view/76376. Acesso em: 7 sep. 2025.