Kang Cheah, Y., A. Suleiman, M. Ramly, C. Cheong Kee, and K. Kuay Lim. “The Role of Education and Demographic Factors in Condom Use Among Male Drug Users in Malaysia”. Malaysian Journal of Medicine and Health Sciences, vol. 20, no. 1, Jan. 2024, pp. 52-59, doi:10.47836/mjmhs.20.1.8.