Kiltz, U., D. van der Heijde, A. Boonen, W. Bautista-Molano, R. Burgos-Vargas, P. Chiowchanwisawakit, T. M. Duruoz, and B. El-Zorkany,  "Translation and cross-cultural adaptation of the ASAS Health Index and environmental item set into 15 languages",  ACR CONFEX 2014, 16 November, 2014.