Rafique, Irum, et al. “SAFETY AND EFFICACY OF A SINGLE-ROD SUBDERMAL CONTRACEPTIVE ETONOGESTREL IMPLANT(IMPLANON): SIX MONTH FOLLOWUP EXPERIENCE IN WOMEN OF REPRODUCTIVE AGE”. Pakistan Journal of Physiology, vol. 18, no. 3, Sept. 2022, pp. 23-26, https://pjp.pps.org.pk/index.php/PJP/article/view/1468.