TY - JOUR T1 - DIe primäre tuberkulose bei erwachsenen und kindern und ihre entwicklung Y1 - 1949/03/12 N1 - 10.1001/jama.1949.02900280067036 JO - Journal of the American Medical Association SP - 751 EP - 752 VL - 139 IS - 11 N2 - This volume contains an extensive discussion of the evolution of primary tuberculosis in adults and children. The author presents the results of investigations of 160 adults and 106 children with recent primary tuberculosis. The patients were followed from two to eight years after their first admissions to hospitals. This is a selected group because all were hospitalized and therefore are not comparable to persons who contract primary tuberculosis but do not require hospitalization or medical care. The author does not state whether his patients had been on routine tuberculin testing schedules before they became infected so as to know approximately when the primary infection occurred. This information is essential to the study of the evolution of tuberculosis in every case. Without it one cannot be certain whether the lesions found among those ill from tuberculosis are of the primary or reinfection type of disease. All of Dr. Leitner's patients were SN - 0002-9955 M3 - doi: 10.1001/jama.1949.02900280067036 UR - http://dx.doi.org/10.1001/jama.1949.02900280067036 ER -