19, ఫిబ్రవరి 2021, శుక్రవారం
INVENTIONS
INVENTION INVENTOR
Circulation of blood. - Harvey
Anti -polio vaccine. - Jones sank
Vitamin -D. - F. G.Hopkins
Malaria Parasite. - Ronald ross
Smallpox vaccination. - Jenner
Penicillin - Alexandar Fleming
Tuberculosis. - Robert koch
Chloroform. - Simpson and Harrison
Cure of hydrophobia. - Lues pasture
Stethoscope. - Laennec