%0 Journal Article %T Genuine Smiles by Patients During Marital Interactions are Associated with Better Caregiver Mental Health %A Lwi, Sandy J %A Casey, James J %A Verstaen, Alice %A Connelly, Dyan E %A Merrilees, Jennifer %A Levenson, Robert W %J "The Journals of Gerontology - Series B: Psychological Sciences and Social Sciences" %V 74 %N 6 %P 975-987 %@ 1079-5014 %D 2019-08-21 %I Oxford University Press %~ DeepDyve