Dong, Wei-Hua, Wen-Qing Yan, and Zhi Chen. “Effect of Liberal or Conservative Oxygen Therapy on the Prognosis for Mechanically Ventilated Intensive Care Unit Patients: A Meta-Analysis”. São Paulo Medical Journal 140, no. 3 (May 5, 2022): 467–473. Accessed March 10, 2025. https://periodicosapm.emnuvens.com.br/spmj/article/view/982.