This is to certify that Durairaj Kavitha, Chandrasekar Anjalakshi*, Prabhu Venkataraman ,Janakiraman Rukmani & R.Murali has published Research article entitled " KNOWLEDGE, ATTITUDE AND PRACTICE REGARDING VITAMIN D DEFICIENCY AMONG ANTENATAL MOTHERS IN TAMILNADU: A PHENOMENOLOGICAL STUDY " in Asia pacific Journal of research (A Peer Reviewed International Journal), Vol - 1 Issue - XXXI, , pp: 109-121.

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