The second most cited author, Wang Y, affiliated with the Department of Neurology at Huazhong University of Science and Technology in Wuhan, China, authored the most cited article (79 times) titled “Recombinant Human Sonic Hedgehog Protein Regulates the Expression of ZO-1 and Occludin by Activating Angiopoietin-1 in Stroke Damage,” published in July 2013. Here, SHH is linked to Stroke.