Hart, Benjamin L. (1988). "Biological basis of the behavior of sick animals". Neuroscience & Biobehavioral Reviews. 12 (2): 123–37. doi:10.1016/S0149-7634(88)80004-6. PMID3050629.
Kelley, Keith W.; Bluthé, Rose-Marie; Dantzer, Robert; Zhou, Jian-Hua; Shen, Wen-Hong; Johnson, Rodney W.; Broussard, Suzanne R. (2003). "Cytokine-induced sickness behavior". Brain, Behavior, and Immunity. 17 (1): 112–118. doi:10.1016/S0889-1591(02)00077-6. PMID12615196.
Hart, Benjamin L. (1988). "Biological basis of the behavior of sick animals". Neuroscience & Biobehavioral Reviews. 12 (2): 123–37. doi:10.1016/S0149-7634(88)80004-6. PMID3050629.
Kelley, Keith W.; Bluthé, Rose-Marie; Dantzer, Robert; Zhou, Jian-Hua; Shen, Wen-Hong; Johnson, Rodney W.; Broussard, Suzanne R. (2003). "Cytokine-induced sickness behavior". Brain, Behavior, and Immunity. 17 (1): 112–118. doi:10.1016/S0889-1591(02)00077-6. PMID12615196.