Chamberlain S, Savage RD, Bronskill SE, Griffith LE, Rochon P, Batara J, Gruneir A. Retrospective cross-sectional study examining the association between loneliness and unmet healthcare needs among middle-aged and older adults using the Canadian Longitudinal Study of Aging (CLSA). BMJ Open. 2023 Mar 14;13(3):e068769. doi: 10.1136/bmjopen-2022-068769. PMID: 36918248.