Corrigendum: Nuclear Progesterone Receptor Expressed by the Cortical Thymic Epithelial Cells Dictates Thymus Involution in Murine Pregnancy - Ahn, Soo Hyun; Nguyen, Sean L.; Kim, Tae Hoon; Jeong, Jae-Wook; Arora, Ripla; Lydon, John P.; Petroff, Margaret G. (Frontiers in Endocrinology, 2022)