Swine Flu kya hai ?
Answers
Answered by
1
Answer:
Swine Flu is a human respiratory infection caused by an influenza strain that started in pigs....
Answered by
0
Answer:
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.
Similar questions