Wenya Yu,* Yipeng Lv,* Chaoqun Hu,* Xu Liu, Haiping Chen, Chen Xue, Lulu Zhang Department of Military Health Service Management, College of Military Health Service Management, Second Military Medical University, Shirts Shanghai, People’s Republic of China *These authors contributed equally to this work Objectives: Emergency medical system for
In this paper, a novel adaptive second-order sliding mode (2-SM) control approach, based on online zero-crossing detection, was proposed to solve the problems of the chattering and fixed control Wooden Blocks gain for buck converters with multi-disturbances.In modeling, the possible parameter perturbations and external disturbances of the converter
In order to further improve the luminous intensity of illuminating flares, the technique of 3D printing of the Jewelry Box combustible shell of the illuminating flare using DLP light-curing was proposed, and the combustion spectrum of the combustible shell was made consistent with the combustion spectrum of the illuminating agent.A combustible illu
Livestock-associated methicillin-resistant Staphylococcus aureus (LA-MRSA) is widely disseminated as a nasal colonizer of conventionally raised livestock and of humans subjected to occupational exposure.Reports on contamination of raw meat raise the question as to whether occupationally exposed food handlers are at particular risk of nasal coloniza
Background: The COVID-19 pandemic has profoundly impacted the economic, psychological, and social well-being of people in Ethiopia.Pandemic-related fears can exacerbate anxiety and depression symptoms among those with pre-existing physical and mental health conditions as well as those with prior exposure to traumatic events.Methods: We used data fr