Sobhy, Ahmed, Khadiga Fathy, Ibrahim Kasb, Yousry Shaheen, and Mohammed El Gazzar. 2023. “The Use of Lactate As a Marker of Occult Hypoperfusion and Outcome Following Adult Cardiac Surgery”. The Egyptian Cardiothoracic Surgeon 5 (5). https://journals.escts.net/ects/article/view/267.