I just know how to prevent flu, wash hands frequently is, avoid touching the closer to the patient and the best way to prevent influenza is to get a flu vaccination each year.
I can understand how some, such as washing hands frequently to prevent the flu, avoid close contact with the patient and the best way to prevent the flu is to get a flu vaccine every year.
I know how to prevent the flu is like washing your hands frequently, avoid close contact with the patients, and the best way to prevent influenza is to get a flu vaccine every year.