Mahawongkajit, P., & Soonthornkes, N. (2022). Comparative Effectiveness of Lidocaine Sprays Between Sitting and Supine Position for Patients Undergoing Upper Gastrointestinal Endoscopy: A Prospective Randomized Controlled Trial. Asian Medical Journal and Alternative Medicine, 22(-), S91. Retrieved from https://asianmedjam.com/index.php/amjam/article/view/1288