1. Health costs, competition and the physician;Carey;Am J Surg,1982
2. Length of stay in PAS hospitals by operation in the United States in 1979,1980
3. Early postoperative discharge of patients from the hospital;Lahti;Surgery,1968
4. Cholecystectomy with and without surgical drainage;Goldberg;Am J Surg,1975
5. Cholecystectomy in a community hospital;Corlette;Am J Surg,1980