Covid-19: One in nine patients in hospital with covid during first wave became infected after admission
BMJ
.
2021 Aug 13:374:n2017.
doi: 10.1136/bmj.n2017.
Author
Elisabeth Mahase
1
Affiliation
1
The BMJ.
PMID:
34389626
DOI:
10.1136/bmj.n2017
No abstract available