Personnel Staffing and Scheduling
Carpenter, G. I., Ikegami, N., Ljunggren, G., Carrillo, E., Fries, B. E. 1997. RUG-III and resource allocation: comparing the relationship of direct care time with patient characteristics in five countries. Age & Ageing. 26 (Suppl 2) 61-5.
Reilly, T. A., Marathe, V. P., Fries, B. E. 1978. A delay-scheduling model for patients using a walk-in clinic. Journal of Medical Systems. 2 (4) 303-13.