Jeffrey Wen Wei Chang

Clinical Assistant Professor in Endodontics, Faculty of Dentistry, University of Hong Kong, Hong Kong

COVID-19 Vaccines: Vagaries and Vacillations

At the time of their introduction, the effectiveness of these vaccines in large population groups on a community-wide basis, was unknown.

SARS-CoV-2, and disinfectants and antiseptics in dentistry

In general, it should be noted that all disinfectants are potentially harmful and injurious chemicals, and their improper use leads to unhealthy side effects in exposed clinical staff.4 The fact that...