Regional variation in surgical rates, Alberta, 1978, and the relationship to characteristics of patients, doctors performing surgery and hospitals where the surgery was performed.
D000416:Alberta; D005260:Female; D013502:General Surgery; D006761:Hospitals / Q000706:statistics & numerical data*; D006801:Humans; D008297:Male; D013514:Surgical Procedures, Operative / Q000639:trends*; D000078329:Workforce