Substance abuse as an attempt at self-medication.
D000437:Alcoholism / Q000150:complications; D003866:Depressive Disorder / Q000150:complications; D006801:Humans; D001523:Mental Disorders / Q000150:complications*; D012651:Self Medication / Q000523:psychology*; D019966:Substance-Related Disorders / Q000150:complications / Q000523:psychology*