VORA, J. H. .; OZA, H. N. . Study of Serum Vitamin B12 Level in Population Consuming Tobacco in Various Forms as Compared to Non-Tobacco Users. National Journal of Community Medicine, [S. l.], v. 8, n. 07, p. 353–355, 2017. Disponível em: https://www.njcmindia.com/index.php/file/article/view/1063. Acesso em: 18 may. 2024.