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. 2023 Feb 6;11(2):39. doi: 10.3390/sports11020039

Figure 1.

Figure 1

Training protocols range of motion. (A1,A2) = starting and finishing the concentric action of INITIALROM protocol (0°–68° of elbow flexion), respectively. (B1,B2) = starting and finishing the concentric action of FINALROM protocol (68°–135° of elbow flexion), respectively.