Wion RK, Hill NL, Mogle J, Bhargava S, Berish D, Kolanowski A. Scoring of leisure activities for older adults according to cognitive, physical, and social components. Res Gerontol Nurs. 2020 Jan 1;13(1):13-20. doi: 10.3928/19404921-20191022-01
Davis A, Mehrotra S, Holl J, Daskin MS. Nurse staffing under demand uncertainty to reduce costs and enhance patient safety. Asia Pac J Oper. 2014 Feb;31(1):1-19. doi: 10.1142/S0217595914500055