title: Line extension.
authors.forename: G
authors.initials: G
authors.lastname: Harrington
mesh_terms: D002170:Canada; D004345:Drug Industry; D006801:Humans; D004366:Nonprescription Drugs / Q000191:economics; D012651:Self Medication; D009626:Terminology as Topic
chemical_list: D004366:Nonprescription Drugs