P.PONMATHI, NALAMSAI MOUNIKA, B. VIJAYALAKSHMI, & V.P.R.SIVAKUMAR. (2017). Effect of Hoffman’s technique on flat nipple over nipple type and quality of Breast feeding among post-natal mothers. International Journal of Pharma and Bio Sciences, 8(4), 522–525. https://doi.org/10.22376/ijpbs.2017.8.4.b522-525