COVID Pandemic May Have Driven a Flu Strain Into Extinction One of the four flu strains -- B/Yamagata -- included in annual flu shots appears to have fallen off the radar.
|
2026. Május 22. Júlia, Rita napja van
2026. Május 22. Júlia, Rita napja van
COVID Pandemic May Have Driven a Flu Strain Into Extinction One of the four flu strains -- B/Yamagata -- included in annual flu shots appears to have fallen off the radar.
|
