From the Centers for Disease Control and Prevention. Injection practices among nurses--Valcea, Romania, 1998.
D007722:Health Knowledge, Attitudes, Practice; D006509:Hepatitis B / Q000453:epidemiology / Q000635:transmission; D006801:Humans; D017053:Infection Control; D007239:Infections; D009726:Nurses; D012383:Romania / Q000453:epidemiology