“…These methods, among others, are summarized in Table 4 (adapted from Savino et al (2016)). The upper limbs correspond to the neck, trunk, waist, wrist, arms, and forearms, and the lower limbs correspond to the knees and legs (Savino et al, 2017) The ergonomic methods presented in Table 4 are used in particular in assembly line problems due to the repetitiveness of worker's movement (Bautista et al, 2016) or workforce assignment problems (Rinaldi et al, 2022), but also in some FJSSP (Hongyu and Xiuli, 2021). For example, the OCRA index provides results such as "no risk", "low risk" or "high risk" on the worker regarding the achieved task.…”