TY - JOUR T1 - IMmunity of city-bred recruits AU - LOVE AG, DAVENPORT CB Y1 - 1919/08/01 N1 - 10.1001/archinte.1919.00090250002001 JO - Archives of Internal Medicine SP - 129 EP - 153 VL - 24 IS - 2 N2 - 1. THE DATA  I. CONDITIONS UNDER WHICH DATA WERE OBTAINED  The presence in our country, during the last four months of 1917, of bodies of men mobilized in army camps gave an opportunity to observe the development of epidemics in crowded communities. The conditions afforded for such study were unusual in all respects, and will probably not be met again for a long time. In the first place, the population of the respective camps came, for the most part, from definitely known areas; so that something could be said about the nature of the population, whether prevailingly rural or urban, and whether from southern states or northern. Indeed, for the most part it could be stated what state or group of states was tributary to a particular camp. In the second place, the entire population was daily inspected and every inducement offered for those suffering from any ailment to go SN - 0730-188X M3 - doi: 10.1001/archinte.1919.00090250002001 UR - http://dx.doi.org/10.1001/archinte.1919.00090250002001 ER -