MD, T.-H.; BA, S.; MD, A.; MD, J.; RAJAN, MD, MBBS, FAACD, FASA, G. Heart Rate Variation is The Clinical Sign Associated with The Deepest Plane of Anesthesia During Induction: The Novel Finding and Its Clinical Implications. Anaesthesia, Pain & Intensive Care, v. 27, n. 2, p. 243-249, 2 abr. 2023.