Aljawfi, A., Hassanen , R. . and Sharkawy , S. . (2023) “Effectiveness of training program by blended learning on knowledge and practices regarding first aid among preparatory year engineering students at Assiut University: 10.55131/jphd/2023/210221”, Journal of Public Health and Development. Bangkok, Thailand, 21(2), pp. 255–270. doi: 10.55131/jphd/2023/210221.