Social distancing for covid-19: is 2 metres far enough?
作者信息
Schroter Robert C
机构信息
Department of Bioengineering, Royal School of Mines Building, Imperial College, London SW7 2AZ, UK.
出版信息
BMJ. 2020 May 21;369:m2010. doi: 10.1136/bmj.m2010.
PMID:32439631
Abstract
摘要
Zotero 插件