Fitri, Fitri. “Description of Ownership of the MCH Handbook and Utilization of the MCH Handbook and the Nutritional Status of Toddlers in Pekanbaru City and Meranti District During the COVID-19 Pandemic”. JPK : Jurnal Proteksi Kesehatan 9, no. 2 (December 1, 2022): 48-53. Accessed December 4, 2024. https://jurnal.pkr.ac.id/index.php/JPK/article/view/707.