El misterio de la desaparición de la cepa de gripe: La vacuna estacional de Canadá sufre cambios inesperados.
Canadian health officials have made the decision to adjust the annual flu vaccine following the disappearance of the B/Yamagata influenza strain since March 2020. The disappearance of this particular strain has raised concerns among experts and the general public, as it has been a common component of the flu vaccine in previous years. The B/Yamagata […] Más