Tripti Verma, and Alka Gupta. “Determination Of Micronutrient Deficiencies (Vitamin D, Vitamin B 12 And Iron Deficiency Anaemia) Among Maternal Aged Group Women Of Prayagraj District (U.P.)”. Journal of Advanced Zoology, vol. 43, no. 1, Dec. 2022, pp. 387-96, doi:10.53555/jaz.v43i1.3555.