Ha, Gi Ung, Yong Hyun Jang, and Jun Young Kim. 2022. “Dystrophy and Yellowish Discolouration of a Finger-Nail in a 22-Month-Old Infant: A Quiz”. Acta Dermato-Venereologica 102 (September):adv00778. https://doi.org/10.2340/actadv.v102.2478.