«Circadian rhythms». Rapid eye movement (REM) sleep. Armenian Medical Network, 2007. [Consulta: 19 setembre 2007].
iarc.fr
Straif K, Baan R, Grosse Y, Secretan B, El Ghissassi F, Bouvard V, Altieri A, Benbrahim-Tallaa L, Cogliano V, WHO International Agency for Research on Cancer Monograph Working Group.
Carcinogenicity of shift-work, painting, and fire-fighting. [1]Arxivat 2008-10-24 a Wayback Machine. Lancet Oncol. 2007; 12(8):1065-1066.
Straif K, Baan R, Grosse Y, Secretan B, El Ghissassi F, Bouvard V, Altieri A, Benbrahim-Tallaa L, Cogliano V, WHO International Agency for Research on Cancer Monograph Working Group.
Carcinogenicity of shift-work, painting, and fire-fighting. [1]Arxivat 2008-10-24 a Wayback Machine. Lancet Oncol. 2007; 12(8):1065-1066.