JAMA. 1926;86(14):1086-1087. doi:10.1001/jama.1926.02670400096022.
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Physicians of Railway Companies  The association of railway physicians has just celebrated its fiftieth anniversay. In his presidential address, Dr. Posthuma recalled the history of the association, which was founded to study the organization of first aid to the injured. The association developed until in 1899 a council was formed, which subjects the personnel to examination. The examinations as to fitness have been applied with rigor in order to insure security in passenger traffic. This has been due to the activities of the council. The president disapproves of free choice of physicians in the railway medical service, for the problems are of a special nature and can be solved only by physicians trained for the work. Besides examining applicants for employment, railway physicians watch over the personnel already in the service, to which is due in great measure the security of traffic.

Vaccination Against Pertussis  The Rijks serologisch Instituut of


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