1 For two or more works within the same in text parentheses, order the authors alphabetically as they would appear in the reference list. 2  Separate them with semicolons. 3  Separate two or more works by the same author with a comma (Publication Manual, p. 177-178).
The Flu Is Contagious. Most healthy adults may be able to infect other people beginning 1 day before symptoms develop and up to 5 to 7 days after becoming sick. Children may pass the virus for longer than 7 days. Symptoms start 1 to 4 days after the virus enters the body.eople with flu can spread it to others up to about 6 feet away. Most experts think that flu viruses are spread mainly by droplets made when people with flu cough, sneeze or talk. These droplets can land in the mouths or noses of people who are nearby or possibly be inhaled into the lungs.
Here's how long a flu or cold is contagious, which flu symptoms or common cold symptoms mean you should stay at home, and how long it takes to catch a