Face masks for the public during the covid-19 crisis.
作者信息
Greenhalgh Trisha, Schmid Manuel B, Czypionka Thomas, Bassler Dirk, Gruer Laurence
机构信息
Nuffield Department of Primary Care Health Sciences, University of Oxford
Neonatal Department, University Hospital of Zurich, Switzerland.
出版信息
BMJ. 2020 Apr 9;369:m1435. doi: 10.1136/bmj.m1435.
PMID:32273267
Abstract
摘要
Zotero 插件