Only Text Quote
Up to 90% of the total decline in the death rate of children between 1860-1965 because of whooping cough, scarlet fever, diphtheria, and measles occurred before the introduction of immunisations and antibiotics.
Up to 90% of the total decline in the death rate of children between 1860-1965 because of whooping cough, scarlet fever, diphtheria, and measles occurred before the introduction of immunisations and antibiotics.
