Farrokhi,E. , , Habibi,E. , and Mansourian,M. . "Risk Assessment of Musculoskeletal Disorders Related to Patient Transfer Tasks Using the Direct Nurse Observation Instrument Method", Jundishapur Journal of Health Sciences, 8, 4, 2016, 18-23. doi: https://doi.org/10.17795/jjhs-35936