“Development of an elderly lifestyle profile: A Delphi survey of multidisciplinary health-care experts,” by Kang-Hyun Park and Ji-Hyuk Park (PLoS ONE 15(6): e0233565. doi.org/10.1371/journal.pone.0233565, XML, HTML, and .pdf format, 15p.).
journals.plos.org/plosone/article?id=10.1371/journal.pone.0233565
