Factors associated with active aging in Chinese elderly in rural areas of Xiangtan County, China†
Fu, Xue-Lian, Li, Jian-Guang, Su, Yin-Li, Wang, Hong-Hong, Guo, Yang, Liu, Li-Qiong, Zeng, Chun-Yan
Core-shell SiO2/Ag composite spheres: synthesis, characterization and photocatalytic properties
Wu, Zhi Gang, Jia, Yan Rong, Wang, Jian, Guo, Yang, Gao, Jian Feng