Abstracts: 11th World Congress, Osaka, Japan who can be grouped into two categories. Some low-frequency oscillations of structures give rise to panic among inhabitants who rush to the staircases of multistoried buildings. The combination of a panic and gathering in the staircases that are the weakest structural element in building leads to casualties in non-damaged buildings. Some high-frequency oscillations produce heart attacks in persons who seem to be healthy. The above aspects of medical

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... sualties and corresponding LETs are discussed in this paper. Objective : To describe the epidemiological features of Prehospital and Disaster Medicine Volume 14, Supplement 1 https://www.cambridge.org/core/terms. https://doi.