Codes deserve careful examination.
D004498:Education, Dental, Continuing / Q000331:legislation & jurisprudence* / Q000592:standards; D006801:Humans; D019552:Infection Control, Dental / Q000331:legislation & jurisprudence* / Q000592:standards; D007494:Ireland; D013218:State Dentistry / Q000331:legislation & jurisprudence*