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Elsewhere in this issue is a communication from a correspondent containing a suggestion that, simple as it appears to be, seems worthy of attention. We all know the difficulties of diagnosis in the beginning of many infectious diseases. Diphtheria and scarlet fever are often hardly distinguishable from other conditions that are comparatively innocuous and that do not require any notification. The difficulty of diagnosing smallpox in its early stages is well known. Typhoid fever is often difficult to recognize in its incipiency. Nevertheless, it is not always possible to say when the danger of infection from these diseases begins, and the earliest warnings that can be given are advisable. The inconvenience, to say the least, of quarantining a house is such that it is advisable,where practicable, to be sure it is necessary before inflicting a home with a quarantine card. Our correspondent suggests, in cases in which there is a
PRELIMINARY QUARANTINE.. JAMA. 1903;XLI(19):1149. doi:10.1001/jama.1903.02490380025011