Protective Effects of Flavonoid and Polyphenol from Lotus Leaf on Lung Damage Induced by Inhalation of N2O4 in miceWenjun Li, Ning Xu, Yong Hu, Zhijie Liu, Wei Li and Deyuan LiE3S Web Conf., 233 (2021) 02013DOI: https://doi.org/10.1051/e3sconf/202123302013