1.
Batta M, Gupta N, Goyal G, Jain A. Vitamin deficiency prevalence in primary school children in Punjab, India. Int J Res Med Sci [Internet]. 2016 Dec. 16 [cited 2025 Oct. 14];4(12):5176-9. Available from: https://www.msjonline.org/index.php/ijrms/article/view/17