"32778899" . . . "PMC7454869" . "10.1093/geronb/gbaa110" . . "The Impact of Sheltering in Place During the COVID-19 Pandemic on Older Adults\u2019 Social and Mental Well-Being" . "Medline; PMC" . . "32778899" . "2020-08-11"^^ . . "Krendl, Anne" . "no-cc" . "Perry, Brea" . "Isaacowitz, Derek" . "J Gerontol B Psychol Sci Soc Sci" . . . .