Shah, P., Ganguly, R., Jain, L. K., Patel, K., Patel, K., & Chauhan, D. (2022). An observational study on perfusion index to predict and correlate incidences of hypotension following spinal anaesthesia using pulse oximeter. International Journal of Health Sciences, 6(S3), 3075–3082. https://doi.org/10.53730/ijhs.v6nS3.6290