Rheumatology International, 37(4), 487-493. Springer Verlag van den Hoek, J, Boshuizen, H C, Roorda, L D, Tijhuis, G J, Nurmohamed, M T, van den Bos, G A M & Dekker, J 2017, ' Mortality in patients with rheumatoid arthritis : a 15-year prospective cohort study ', Rheumatology International, vol. 37, no. 4, pp. 487-493 . https://doi.org/10.1007/s00296-016-3638-5 Rheumatology International, 37(4), 487-493 Rheumatology international, 37(4), 487-493. Springer Verlag Rheumatology International 37 (2017) 4 Rheumatology International