Effect of Praecoxib sodium combined with continuous positive airway pressure on pulmonary shunt and oxygenation in patients undergoing radical esophagectomy
XU Huan-hang, WANG Hang
Journal of Hebei Medical University . 2021, (2): 218 -221 .  DOI: 10.3969/j.issn.1007-3205.2021.02.021