Ambak K, Hashim H, Yusoff I, David B. An Evaluation on the Compliance to Safety Helmet Usage among Motorcyclists in Batu Pahat, Johor. IJIE [Internet]. 2011 Sep. 6 [cited 2026 Jul. 24];2(2). Available from: https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/208