Bacterial co-infection and antibiotic stewardship in patients with COVID-19: a systematic review and meta-analysis

Abstract Introduction Understanding the proportion of patients with COVID-19 who have respiratory bacterial co-infections and the responsible pathogens is important for managing COVID-19 effectively while ensuring responsible antibiotic use.Objective To estimate the frequency of bacterial co-infection in COVID-19 hospitalized patients and of antibi

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Real-Time Weld Quality Prediction Using a Laser Vision Sensor in a Lap Fillet Joint during Gas Metal Arc Welding

Nondestructive Wall Shelves test (NDT) technology is required in the gas metal arc (GMA) welding process to secure weld robustness and to monitor the welding quality in real-time.In this study, a laser vision sensor (LVS) is designed and fabricated, and an image processing algorithm is developed and implemented to extract precise laser lines on tes

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