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Ilya [14]
3 years ago
7

“Some types of vaccines need only one shot to protect you for the rest of your life. Other types, such as the one for seasonal f

lu, change from year to year and need to be given annually.”
What does the word annually mean?
Chemistry
2 answers:
IrinaK [193]3 years ago
8 0
Yearly, is the answer.
Elodia [21]3 years ago
4 0
The answer is yearly
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