title: When the INR comes back too high.
authors.affiliation: Department of Family and Community Medicine, University of Toronto.
authors.forename: F H
authors.initials: FH
authors.lastname: Gerstein
authors.forename: M F
authors.initials: MF
authors.lastname: Evans
mesh_terms: D000082:Acetaminophen / Q000009:adverse effects*; D018712:Analgesics, Non-Narcotic / Q000009:adverse effects*; D000925:Anticoagulants / Q000009:adverse effects*; D016903:Drug Monitoring / Q000379:methods; D004357:Drug Synergism; D006801:Humans; D019934:International Normalized Ratio; D012107:Research Design; D012307:Risk Factors; D014859:Warfarin / Q000009:adverse effects*
chemical_list: D018712:Analgesics, Non-Narcotic; D000925:Anticoagulants; D000082:Acetaminophen; D014859:Warfarin