Open AccessLetter to Editor: Quantitative Fit Test of Double Layer Surgical Masks
Author(s) -
Thosporn Ekpreechakul,
Wiphasiri Saiphiroonthong,
Warut Chaiwong
Publication year - 2021
Publication title -
the bangkok medical journal
Language(s) - English
Resource type - Journals
ISSN - 2228-9674
DOI - 10.31524/bkkmedj.2021.15.001
Subject(s) - respirator , economic shortage , medicine , personal protective equipment , covid-19 , test (biology) , face masks , composite material , materials science , paleontology , linguistics , philosophy , disease , pathology , government (linguistics) , infectious disease (medical specialty) , biology