28.
Syazwan A., Azhar, M. M., Anita, A., Azizan, H., Shaharuddin, M., Hanafiah, J. M., Muhaimin A. A., Nizar A. M., Mohd Rafee, B., Mohd Ibthisham, A., & Kasani, A. (2011). Poor siting posture and heavy schoolbag as contributors to musculoskeletal pain in children: an ergonomic school education intervention program. Journal of Pain Research, 4(4), 287-296. doi:10.2147/JPR.S22281.