Robuta

https://cirugiaycirujanos.com/en/2025-en/volume-93-number-1/volume-status-evaluation-by-ivc-diameter-and-pleth-variability-index-in-spinal-anesthesia/ Volume status evaluation by IVC diameter and pleth variability index in spinal anesthesia - Cirugía... pleth variability index volume status spinal anesthesia evaluation ivc