Yulita, E. (2018) “Relationship of Knowledge and Attitudes of Fertile Ages Against Family Planning at Garuda Pekanbaru Public Health Center”, Journal of Global Research in Public Health, 3(1), pp. 24–30. Available at: https://www.jgrph.org/index.php/JGRPH/article/view/121 (Accessed: 11 September 2025).