Deadly New Virus From China – Pig Flu G4 … www.drs.com.ng www.beij.i.ng
Swine flu Also called: pig influenza Overview Description A human respiratory infection caused by an influenza strain that started in pigs. Swine flu was first recognised in the 1919 pandemic and still circulates as a seasonal flu virus. Swine flu is caused by the H1N1 virus strain, which started in pigs. Symptoms include fever, cough, […]
