title: Efficacy of face masks and respirators in preventing upper respiratory tract bacterial colonization and co-infection in hospital healthcare workers - authors' reply.
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia; National Centre for Immunization Research and Surveillance, Westmead, Sydney, Australia.
authors.forename: C Raina
authors.initials: CR
authors.lastname: MacIntyre
authors.affiliation: The Beijing Center for Disease Prevention and Control, Beijing, China.
authors.forename: Quanyi
authors.initials: Q
authors.lastname: Wang
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia.
authors.forename: Bayzidur
authors.initials: B
authors.lastname: Rahman
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia.
authors.forename: Holly
authors.initials: H
authors.lastname: Seale
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia; National Centre for Immunization Research and Surveillance, Westmead, Sydney, Australia.
authors.forename: Iman
authors.initials: I
authors.lastname: Ridda
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia.
authors.forename: Zhanhai
authors.initials: Z
authors.lastname: Gao
authors.affiliation: The Beijing Center for Disease Prevention and Control, Beijing, China.
authors.forename: Peng
authors.initials: P
authors.lastname: Yang
authors.affiliation: The Beijing Center for Disease Prevention and Control, Beijing, China.
authors.forename: Weixian
authors.initials: W
authors.lastname: Shi
authors.affiliation: The Beijing Center for Disease Prevention and Control, Beijing, China.
authors.forename: Xinghuo
authors.initials: X
authors.lastname: Pang
authors.affiliation: The Beijing Center for Disease Prevention and Control, Beijing, China.
authors.forename: Yi
authors.initials: Y
authors.lastname: Zhang
authors.affiliation: School of Public Health and Community Medicine, UNSW Australia, Australia. Electronic address: a.moa@unsw.edu.au.
authors.forename: Aye
authors.initials: A
authors.lastname: Moa
authors.affiliation: Centre for Infectious Diseases and Microbiology Laboratory Services, Institute for Clinical Pathology and Medical Research, Westmead Hospital and University of Sydney, Australia.
authors.forename: Dominic E
authors.initials: DE
authors.lastname: Dwyer
mesh_terms: D060085:Coinfection / Q000517:prevention & control*; D005260:Female; D006801:Humans; D008297:Male; D008505:Medical Staff, Hospital / Q000706:statistics & numerical data*; D012134:Respiratory Protective Devices / Q000592:standards*; D012141:Respiratory Tract Infections / Q000517:prevention & control*
keywords: Bacterial colonization; Healthcare workers; Hospitals; N95 respirators and medical masks