''“This seems to be the reason for this beneficial remarkable fact namely that since the general distribution of Janner's Cow-pox vaccination, human small-pox never again appeared as epidemically or virulently as 40-45 years before when one city visited lost at least one-half and often three-quarters of its children by death of this miserable pestilence.”'' | ''“This seems to be the reason for this beneficial remarkable fact namely that since the general distribution of Janner's Cow-pox vaccination, human small-pox never again appeared as epidemically or virulently as 40-45 years before when one city visited lost at least one-half and often three-quarters of its children by death of this miserable pestilence.”'' |