Need revaccination: The most common reason is improper interval vaccination. But some may not develop immunity and so repeat course is recommended.
Answered 6/17/2013
5.1k views
2 doctors weighed in across 2 answers
5 doctors weighed in across 2 answers
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question