The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is
A. heat killed virus
B. live attenuated strains of all three immunological types
C. small dosage of wild-type live viruses
D. formalin-inactivated viruses
Answer:B
The nature of the poliovirus gives for oral vaccination (satin vaccine) as part of the eradication programme is
A. heat killed virus B. live attenuated strains of all three immunological types C. small dosage of wild-type live viruses D. formalin-inactivated viruses