Rusli, Mohammad Farhan, Nor Afiah Mohd Zulkefli, and Muhammad Hanafiah Juni. 2020. “Effectiveness of Smartphone Application in Improving Knowledge on Under-Five Childhood Immunization Schedule Amongst Parents in Selected Nurseries”. IIUM Medical Journal Malaysia 18 (3). https://doi.org/10.31436/imjm.v18i2.563.