Chengdu Women’s and Children’s Central Hospitalchloral hydrate oral solutionmidazolam oral solutionbradycardiaapnoeaChiCTR2300069996decreased oxygen saturation
…val for the study was obtained from the Ethics Committee of the Chengdu Women’s and Children’s Central Hospital (Approval No. 2023 (18)−2). The study findings will be submitte…