Corrigendum: Polydatin ameliorates early brain injury after subarachnoid hemorrhage through up-regulating SIRT1 to suppress endoplasmic reticulum stress - Yuwei Han; Guangzhi Hao; Song Han; Tingzhun Zhu; Yushu Dong; Ligang Chen; Xinyu Yang; Xiaoming Li; Hai Jin; Guobiao Liang (Frontiers in Pharmacology)