Yi Zhang

A cluster randomized clinical trial comparing fit-tested and non-fit-tested N95 respirators to medical masks to prevent respiratory virus infection in health care workers

C. Raina MacIntyre, Quanyi Wang, Simon Cauchemez et al. · Influenza and Other Respiratory Viruses · 2011 · 262 citations · Full text

Cluster randomised controlled trial to examine medical mask use as source control for people with respiratory illness

C. Raina MacIntyre, Yi Zhang, Abrar Ahmad Chughtai et al. · BMJ Open · 2016 · 203 citations · Full text

Contamination by respiratory viruses on outer surface of medical masks used by hospital healthcare workers

Abrar Ahmad Chughtai, Sacha Stelzer‐Braid, William D. Rawlinson et al. · BMC Infectious Diseases · 2019 · 180 citations · Full text

The efficacy of medical masks and respirators against respiratory infection in healthcare workers

C. Raina MacIntyre, Abrar Ahmad Chughtai, Bayzidur Rahman et al. · Influenza and Other Respiratory Viruses · 2017 · 145 citations · Full text

Efficacy of face masks and respirators in preventing upper respiratory tract bacterial colonization and co-infection in hospital healthcare workers

C. Raina MacIntyre, Quanyi Wang, Bayzidur Rahman et al. · Preventive Medicine · 2014 · 94 citations · Full text