Yadav, A., Sharma, D.K. and Bishnoi, D. 2026. Perioperative serum lactate as a predictor of postoperative morbidity and mortality in major abdominal surgery: a prospective observational study. International Surgery Journal. 13, 9 (Aug. 2026), 1643–1648. DOI:https://doi.org/10.18203/2349-2902.isj20262989.