A LOOK BACK AT THE FIRST WAVE OF COVID-19 IN CHINA: A SYSTEMATIC REVIEW AND META-ANALYSIS OF MORTALITY AND HEALTH CARE RESOURCE USE AMONG SEVERE OR CRITICAL PATIENTS.

A look back at the first wave of COVID-19 in China: A systematic review and meta-analysis of mortality and health care resource use among severe or critical patients.

BackgroundTo investigate the mortality and health care resource use among patients with severe or critical coronavirus disease of 2019 (COVID-19) in the first wave of pandemic in China.MethodsWe performed a systematic review and meta-analysis to investigate the mortality, discharge rate, length of hospital stay, and use of invasive ventilation in s

read more

Study on the influence of alumina nanomethanol fluid on the performance, combustion and emission of DMDF diesel engine

With the increasingly strict domestic emission regulations, how to reduce diesel emission without affecting its output power has become a hot and important research topic.Due to Serveware their unique physical and chemical properties, the combined use of methanol and Al2O3 nanoparticles plays a unique role in promoting combustion and reducing emiss

read more