{{Cite book| publisher = La Documentation Française| last1 = Delfraissy| first1 = J. F.| last2 = Duée| first2 = P. H.| last3 = Duault| first3 = Laëtitia Atlani| title = Les personnes âgées au risque de la pandémie| access-date = 2023-06-29| date = 2023| url = https://hal.science/hal-04144781}}