Lusiana N, Damayanti IP. Risk Factors of Fertile Age in the Inability of the Use of Long Term Contraception Method in Pekanbaru. midwifery [Internet]. 2021 Dec. 27 [cited 2026 Jun. 19];10(1, October):481-7. Available from: https://midwifery.iocspublisher.org/index.php/midwifery/article/view/251