Sivanandhan Selleyitoreea and Md Mizanur Rahman 2025. Factors influencing Electronic Cigarette use among Young Adults in Sarawak, Malaysia: A Hierarchical analysis. Journal of Public Health and Pharmacy. 5, 3 (Oct. 2025), 475-486. DOI:https://doi.org/10.56338/jphp.v5i3.6765.