Dihydrocodeine removal.
J A
JA
Speechley
P A
PA
Hancock
D000701:Analgesics, Opioid; D003061:Codeine / Q000031:analogs & derivatives*; D011307:Drug Prescriptions; D004335:Drug and Narcotic Control; D005570:Formularies, Dental as Topic; D006801:Humans; D012637:Security Measures / Q000331:legislation & jurisprudence*; D006113:United Kingdom
D000701:Analgesics, Opioid; C014481:dihydrocodeine; D003061:Codeine