Arbeiten aus dem Kaiserlichen Gesundheitsamte

In this volume are recorded the results, scientific and practical, of the systematic efforts to stamp out typhoid fever that have been conducted in southwestern Germany since 1903. During the time since then numerous special typhoid stations have been established, and an immense amount of valuable work has been conducted by the bacteriologists and epidemiologists attached to them. We owe to this undertaking the perfection of the bacteriologic diagnosis of typhoid, the discovery of the typhoid carrier, the rôle of the bile in maintaining the carrier state, and a fuller recognition than before of the importance of the patient as the source of infection and as a means of spreading it. The principles underlying this, the most thorough and advanced effort to control typhoid fever, were formulated by Robert Koch, the central idea being that the most dangerous source of typhoid is the infected person. There are in this volume twenty or more