Emergence of a Novel Swine-Origin Influenza A (H1N1) Virus in Humans (June 2009)
The New England Journal of Medicine. 2009; 360:2605-2615. June 18, 2009. DOI: 10.1056/NEJMoa0903810 |
The New England Journal of Medicine. 2009; 360:2605-2615. June 18, 2009. DOI: 10.1056/NEJMoa0903810 |