International Journal of Geriatric Psychiatry, 34(10), 1438-1446. John Wiley and Sons Ltd Slor, C J, Witlox, J, Adamis, D, Jansen, R W M M, Houdijk, A P J, van Gool, W A, de Jonghe, J F M & Eikelenboom, P 2019, ' The trajectory of C-reactive protein serum levels in older hip fracture patients with postoperative delirium ', International Journal of Geriatric Psychiatry, vol. 34, no. 10, pp. 1438-1446 . https://doi.org/10.1002/gps.5139 International journal of geriatric psychiatry. John Wiley and Sons Ltd