Parwanto, Mauritius Lambertus Edy. “Rare Defect at Superior Helix As Morphological Variation of Right Auricle”. International Journal of Research in Medical Sciences 6, no. 5 (April 25, 2018): 1800–1803. Accessed November 27, 2025. https://www.msjonline.org/index.php/ijrms/article/view/4870.