Corrigendum: Evaluation of carotid artery elasticity and its influencing factors in non-obese PCOS patients using a technique for quantitative vascular elasticity measurement - Yanli Hu; Yanli Hu; Yanli Hu; Bo Chen; Yingzheng Pan; Yingzheng Pan; Kewei Xing; Kewei Xing; Zhibo Xiao; Bo Sheng; Jia Li; Hongmei Dong; et al. (Frontiers in Endocrinology)