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A Cluster-Randomized Trial of Hydroxychloroquine for Prevention of Covid-19.
N Engl J Med. 2021 Feb 4;384(5):417-427. doi: 10.1056/NEJMoa2021801. Epub 2020 Nov 24.
N Engl J Med. 2021.
PMID: 33289973
Free PMC article.
Clinical Trial.
[Trends in infant mortality in Barcelona [Spain], 1983-1998].
Albacar E, Borrell C.
Albacar E, et al.
Gac Sanit. 2004 Jan-Feb;18(1):24-31. doi: 10.1016/s0213-9111(04)71995-0.
Gac Sanit. 2004.
PMID: 14980169
Free article.
Spanish.
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