Fitri F. 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 [Internet]. 1Dec.2022 [cited 3Jul.2024];9(2):48-3. Available from: https://jurnal.pkr.ac.id/index.php/JPK/article/view/707