Lau, N. B. and Mohd Khairuddin, I. . (2023) “A PID-Controlled Approach in the Design of a Physiotherapy Robot for Upper Arm Rehabilitation”, Mekatronika: Journal of Intelligent Manufacturing and Mechatronics, 5(2), pp. 14–22. doi: 10.15282/mekatronika.v5i2.9972.