title: The power of statistics.
authors.forename: William
authors.initials: W
authors.lastname: Plummer
mesh_terms: D000787:Angina Pectoris / Q000188:drug therapy; D001241:Aspirin / Q000600:supply & distribution; D016001:Confidence Intervals; D011307:Drug Prescriptions / Q000706:statistics & numerical data; D006276:Health Facility Size; D006801:Humans; D010594:Pharmacies / Q000706:statistics & numerical data*; D010975:Platelet Aggregation Inhibitors / Q000600:supply & distribution; D017410:Practice Guidelines as Topic; D010818:Practice Patterns, Physicians'
chemical_list: D010975:Platelet Aggregation Inhibitors; D001241:Aspirin