1.

Who discovered polio vaccine ?​

Answer»

ong>Answer:

An inactivated (killed) POLIO vaccine (IPV) developed by Dr. Jonas Salk and first used in 1955, and. A live attenuated (weakened) oral polio vaccine (OPV) developed by Dr. ALBERT SABIN and first used in 1961.



Discussion

No Comment Found

Related InterviewSolutions