J. Landgraf

The Norwegian version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

B. Flatø, M. Rygg, N. Ruperto, 2001, Clinical and experimental rheumatology.

The British version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

S. Sawhney, P. Woo, J. Grainger, 2001, Clinical and experimental rheumatology.

The French version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

F. Guillemin, A. Leplège, J. Pouchot, 2001, Clinical and Experimental Rheumatology.

The Austrian version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

M. Huemer, N. Ruperto, H. Huppertz, 2001, Clinical and experimental rheumatology.

The Swedish version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

B. Andersson Gäre, N. Ruperto, J. Martinell, 2001, Clinical and experimental rheumatology.

The Dutch version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

W. Kuis, H. Raat, B. Prakken, 2001, Clinical and Experimental Rheumatology.

The German version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

K. Minden, M. Bullinger, I. Foeldvari, 2001, Clinical and experimental rheumatology.

The Swiss German and Swiss French versions of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

R. Saurenmann, A. Prieur, M. Sauvain, 2001, Clinical and experimental rheumatology.

The Belgian-Flemish version of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ).

C. Wouters, H. Raat, E. Veys, 2001, Clinical and experimental rheumatology.

Health‐related quality of life of pre‐school children with wheezing illness

M. Essink‐bot, H. Raat, R. Oostenbrink, 2006, Pediatric pulmonology.

Adolescent Health‐Related Quality of Life Following Liver and Kidney Transplantation

S. Sundaram, E. Alonso, R. Cohn, 2007, American journal of transplantation : official journal of the American Society of Transplantation and the American Society of Transplant Surgeons.

Reliability and validity of the child health questionnaire-child form (CHQ-CF87) in a Dutch adolescent population

G. Bonsel, M. Essink‐bot, H. Raat, 2002, Quality of Life Research.

Cross-cultural adaptation and psychometric evaluation of the Childhood Health Assessment Questionnaire (CHAQ) and the Child Health Questionnaire (CHQ) in 32 countries. Review of the general methodology.

S. Cavuto, A. Martini, A. Pistorio, 2001, Clinical and experimental rheumatology.