Nai, A. S., R. K. Sahoo, M. Ganapathy, and R. Mudunuri. “Ultrasound Guided Blocks for Surgeries/ Procedures Involving Chest Wall ( Pecs 1, 2 and Serratus Plane Block )”. Anaesthesia, Pain & Intensive Care, Jan. 2019, pp. 348-51, https://mail.apicareonline.com/index.php/APIC/article/view/366.