Arctigenin, a Potent Ingredient of<i>Arctium lappa</i>L., Induces Endothelial Nitric Oxide Synthase and Attenuates Subarachnoid Hemorrhage-Induced Vasospasm through PI3K/Akt Pathway in a Rat ModelChih-Zen Chang, Aij‐Lie Kwan|BioMed Research International|2015Cited by 27