title: Variations in procedure rates: a need for population-based surgical research.
authors.affiliation: Menzies School of Health Research Darwin, Northern Territory; Peter MacCallum Cancer Centre Melbourne, Victoria, Australia.
authors.forename: Russell L
authors.initials: RL
authors.lastname: Gruen
mesh_terms: D001315:Australia; D006301:Health Services Needs and Demand; D006302:Health Services Research; D006801:Humans; D010818:Practice Patterns, Physicians' / Q000706:statistics & numerical data*; D013514:Surgical Procedures, Operative / Q000706:statistics & numerical data*