@article{xingrong song2024analysis,
  title={Comparative analysis of the efficacy and safety of hydromorphone and sufentanil as postoperative analgesia in children: a double-blind, prospective, randomized, and multicentered controlled trial},
  author={yongying pan,baisong zhao,xinggang ma,ligang meng,qingren liu,junjie huang,wenqi huang,lijun niu,dianqing cao,zhenyi yan,pei liu,ting yan,dexing luo,xin guo,yan li,xiaohong chen,xingrong song},
  journal={Signa Vitae},
  volume={20},
  number={12},
  pages={61--68},
  doi = {10.22514/sv.2024.156},
  year={2024}
}