Bernadetta Ambarita, and Artha Sigalingging. “Influencing Factors Injectable Kb Acceptor No Choose Method Contraception Long Period At The Clinic Bertha Primary 2022”. Jurnal EduHealth, vol. 13, no. 01, July 2022, pp. 111-4, https://ejournal.seaninstitute.or.id/index.php/healt/article/view/347.