title: The law of Yin and Yang for controlled drugs ecosystem: Maximal analgesia with minimal abuse.
authors.affiliation: Department of Anesthesiology, National Taiwan University, Taipei, Taiwan, ROC. Electronic address: wzsun@ntu.edu.tw.
authors.forename: Wei-Zen
authors.initials: WZ
authors.lastname: Sun
mesh_terms: D000328:Adult; D000368:Aged; D000369:Aged, 80 and over; D000701:Analgesics, Opioid / Q000627:therapeutic use*; D017753:Ecosystem; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009293:Opioid-Related Disorders / Q000517:prevention & control*; D016709:Yin-Yang
chemical_list: D000701:Analgesics, Opioid