introduction to geriatrics. London: Balliere, Tindall and Cassell. 1965. AmericanGeriatricsSociety (页面存档备份,存于互联网档案馆) British GeriatricsSociety (页面存档备份,存于互联网档案馆)
oxygen saturation in the elderly population. Journal of the AmericanGeriatricsSociety. December 2013, 61 (12): 2238–2240. PMID 24329828. S2CID 44700347