MRS. T. MAHALAKSHMI M.SC (N). (2017). Assess the knowledge on lactational amenorrhea as a contraceptive method among mothers of infants aged 0-6 months receiving MCH services in a selected urban health centre at Chennai. International Journal of Pharma and Bio Sciences, 8(1), 177–179. https://doi.org/10.22376/ijpbs.2017.8.1.b177-179