Richardson RL, Kim EM, Gardiner T, O'Hare E. Chronic intracerebroventricular infusion of lipopolysaccharide: effects of ibuprofen treatment and behavioural and histopathological correlates. Behav Pharmacol. 2005 Nov;16(7):531–41. doi: 10.1097/01.fbp.0000179278.03868.96. PMID: 16170230.