Abu Hassan Shaari, and Hasbullah Abdul Rahman. “SAKIT BELAKANG DAN FAKTOR-FAKTOR YANG MEMPENGARUHINYA DIKALANGAN PENOREH GETAH DI PAHANG ”. Malaysian Journal of Public Health Medicine 3, no. 1 (March 1, 2003): 48–51. Accessed May 19, 2024. http://www.mjphm.org/index.php/mjphm/article/view/1289.