[1]王桂松,林 敏.DRG付费背景下疝修补术的真实世界研究[J].卫生经济研究,2023,40(3):29. WANG Guisong,LIN Min.Real-world Study on Hernia Repair in the Context of DRG Payment[J].Journal Press of Health Economics Research,2023,40(12):29.