“Chronic Diseases Knowledge and Related Factors among the Elderly in Jinan, China,” by Yapei Song, Wei Ma, Xiangren Yi, Shumei Wang, Xiaojie Sun, Jiming Tian, Shukang Wang, Chunmei Zheng, Bingyin Zhang, Zhijian Xu, and Gifty Marley (PLoS ONE 8(6): e68599. doi:10.1371/journal.pone.0068599, XML, HTML, and .pdf format, 9p.).
www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0068599
