M. H. . Jumrah and H. Abdul Karim, “Pemahaman Ibubapa Terhadap Mesej Kempen Pendidikan Amalan Kebersihan dan Penjagaan Kesihatan Anak-Anak Semasa Pandemik COVID-19: [Parents’ Understanding regarding the Message of Children’s Hygiene and Health Care Education Campaign During the COVID-19 Pandemic]”, UIJ, vol. 33, no. S5, pp. 133–152, Dec. 2021.