“Evaluation of Hemodynamic Stability in Patients Undergoing Abdominal Surgery Treated With Morphine During Anesthesia Induction”. Boletin Médico de Postgrado 34, no. 1 (March 2, 2020): 39–43. Accessed July 23, 2026. https://revistas2.uclave.org/index.php/bmp/article/view/2516.