Reference Identification

The value of the Health Assessment Questionnaire and special patient-generated scales to demonstrate change in systemic sclerosis patients over time.

Arthritis Rheum., Steen VD, Medsger TA Jr dis 1997; 40:1984-91
Country: USA
Language: English

https://pubmed.ncbi.nlm.nih.gov/11188583/

The use of the Health Assessment Questionnaire (HAQ) to determine physical disability in systemic sclerosis.

https://pubmed.ncbi.nlm.nih.gov/22588774/

Measures of systemic sclerosis: a review.

https://pubmed.ncbi.nlm.nih.gov/28499034/

Functional disability and its predictors in systemic sclerosis

Turkish validation

Brazilian Portuguese Validation

French Validation