Socio-economic systems of medicaments.
D004345:Drug Industry; D004358:Drug Therapy / Q000266:history*; D004739:England; D005060:Europe; D005061:Europe, Eastern; D006666:History of Medicine; D006801:Humans; D009656:North America; D012537:Scandinavian and Nordic Countries; D012959:Socioeconomic Factors; D019966:Substance-Related Disorders / Q000266:history