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To the Editor:
—The following simple method has arrested the paroxysms of whooping-cough in a number of patients in from 3 to 7 days, and has also succeeded in some cases of laryngismus stridulus.Place a pleximeter on the spinous process of the seventh cervical vertebra and strike the pleximeter a series of moderate blows with a percussion hammer. The number of blows is of little moment but the blows must be as strong as the child can tolerate without flinching. Some of the mothers accompany the blows with a nursery rhyme or song to interest the child. In the absence of a pleximeter and percussion hammer, a strip of linoleum and a tack hammer will suffice. To avoid cutaneous irritation, cotton may be interposed between the linoleum, or pleximeter and the spine. Each seance during the interparoxysmal period should last five minutes thrice daily and the harmless method may
Abrams A. Arrest of Paroxysms in Whooping Cough. JAMA. 1910;LIV(14):1155. doi:10.1001/jama.1910.02550400041013