martolia, D. S., Chandra, S., Nadeem, ., Srivastava, J. P., Sharma, R. P., Varma, P., & Srivastava, A. (2005). Assessment of knowledge about vitamin a prophylaxis programme among health and icds functionaries In district banda (u.p.). Indian Journal of Community Health, 17(1,2), 29–32. Retrieved from https://www.iapsmupuk.org/journal/index.php/IJCH/article/view/105