Corrigendum: The utility of high-frequency 18 MHz ultrasonography for preoperative evaluation of acral melanoma thickness in Chinese patients - Yu, Nianzhou; Huang, Kai; Li, Yixin; Jiang, Zixi; Liu, Siliang; Liu, Yuancheng; Liu, Xiaowan; Chen, Zeyu; He, Renliang; Wei, Tianhong (Frontiers in Oncology, 2024)