ASIATIC CHOLERA AND THE CHOLERA ORGANISM 



843 



upon vaccinated and unvaccinated individuals' among troops, and 

 in some of the more recent experiments. 



I 



EPIDEMIC OF CHOLERA IN THE GREEK ARMY DURING THE 

 SECOND BALKAN WAR (from ARNAUD) 



Number of 

 Soldiers 



Cases of Cholera, 

 Per Cent 



Vaccinated, 2 inoculations 76,652 0.43 



Vaccinated, 1 inoculation 21,216 3 . 12 



Not vaccinated 14,332 5.7 



Morbidity, 1,801 (12.5 per cent) 

 Mortality, 348 (2.5 per cent) 



II 



EPIDEMIC OF CHOLERA IN RUSSIA, 1912 (from ABRAMOW) 



Numbers of Cases of Cholera, 



Soldiers Per Cent 



Vaccinated 1,500 5 = 0.3 



Not vaccinated 



Ill 

 RECENT EPIDEMIC OF CHOLERA IN INDIA (from (KATRINE) 



Cases of Cholera Deaths, Per Cent 



Not inoculated "I 11 



Inoculated / 8 ' 3 



IV 



EPIDEMIC OF CHOLERA IN THE GREEK ARMY DURING THE 

 THE BALKAN WAR (from SAVAS) 



Number of Deaths, 



Individuals Per Cent 



Not vaccinated } 20 



Vaccinated once \ 10,000 3 



Vaccinated twice J 1 



Cholera vaccination naturally is of relative value only, just as 

 this is the case in typhoid vaccination. Vaccination must be repeated 

 certainly every two years and probably more often in the case of 

 armies in the field. 



