公式タイトルと情報はIP Exchange PlusとPremiumのユーザーのみが利用可能です。
特許 係属中 Substance abuse, also known as drug abuse and substance use disorder, is a patterned use of a drug in which the user consumes the substance in amounts or with methods which are harmful to themselves or others, and is a form of substance-related disorder. Widely differing definitions of drug abuse are used in public health, medical and criminal justice contexts.