DHCWs had already recognized the potential to transmit disease in either direction. 치과의사로부터 환자로의 HBV 전파는 물론 치과 위생사로부터 환자로의 헤르페스 전파도 잘 문서화되어 있었습니다. Transmission of HBV from dentists to patients has not been reported since.