Update: infections with a swine-origin influenza A (H1N1) virus--United States and other countries, April 28, 2009.
Year: 2009
Type: article
Study design: Observational Study
Source: PubMed
Language: English
Subfield: Epidemiology
Field: Medicine
Domain: Health Sciences
Open Access status: closed
OpenAlex ID: W2613838374
