Question

"For individuals planning a trip to another country, such as Vietnam, which organization is the best source for information on which vaccines might be necessary?"

Answer 1

Passporthealthusa, world health organization and CDC are the best website.

Step-by-step explanation:

These websites provide a good insight to the travelers what precautions they must take to reduce the threat of catching a decease in the foreign country. These are the best source of information to know what sort of deadly deceases are common in Vietnam. Corona-virus is there so be more cautious.