'He developed the live-attenuated vaccine for polio, which is given orally & requires no booster shot'
Albert Sabin
MEDICAL BREAKTHROUGHS: He developed the live-attenuated vaccine for polio, which is given orally & requires no booster shot
He developed the live-attenuated vaccine for polio, which is given orally & requires no booster shot
He developed the live-attenuated vaccine for polio, which is given orally & requires no booster shot
MEDICAL BREAKTHROUGHS
Albert Sabin
MEDICAL BREAKTHROUGHS