Since 1992, when recombinant hepatitis B vaccine was introduced in China, government health officials have used nationally representative serological surveys to monitor progress in prevention and control of hepatitis B. In 2020, we conducted the fourth seroepidemiological survey, ...
Hip ultrasound is the first-line tool to identify developmental dysplasia of the hip (DDH) among suspected infants, yet it has limitations including poor reproducibility and high diagnostic error rates. This study aims to develop and validate a deep convolutional neural network al...
