“Social networks, health-promoting behaviors, and health-related quality of life in older adults with and without arthritis,” by Minjoo Hong, Hyewon Shin, and Jennie C. De Gagne (PLoS ONE 14(7): e0220180. doi.org/10.1371/journal.pone.0220180, XML, HTML, and .pdf format, 15p.).
journals.plos.org/plosone/article?id=10.1371/journal.pone.0220180
