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 (Mar. 2017), 177–179. DOI:https://doi.org/10.22376/ijpbs.2017.8.1.b177-179 .