“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”, JURNAL PROTEKSI KESEHATAN, vol. 9, no. 2, hlm. 48–53, Des 2022, Diakses: 18 Januari 2026. [Daring]. Tersedia pada: https://jurnal.pkr.ac.id/JPK/article/view/707