Corrigendum to “Neuroprotective Effects of the Sonic Hedgehog Signaling Pathway in Ischemic Injury through Promotion of Synaptic and Neuronal Health” - Sen Yin; Xuemei Bai; Danqing Xin; Tingting Li; Xili Chu; Hongfei Ke; Min Han; Wenqiang Chen; Xingang Li; Zhen Wang (Neural Plasticity)