References
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- Schneider DP, Desmond M, Anderman S, et al. Resource utilization groups-II: Case mix reimbursement system for long term care. New York state department of health, and Rensselaer polytechnic institute., Troy, New York 1987
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- Fries BE, Schneider DP, Foley WJ, et al. Case-mix classification of Medicare residents in skilled nursing facilities: Resource utilization groups (RUG-T18). Med Care 1989; 27: 843–58
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