Asthma and health-related quality of life – effect of adjusting for potential confounders
Voll-Aanerud, M., Eagan, T. M., Wentzel-Larsen, T., Gulsvik, A., & Bakke, P. S. (2008). Asthma and health-related quality of life - effect of adjusting for potential confounders. Clinical Respiratory Journal, 2(2), 106-115. doi:10.1111/j.1752-699X.2008.00047.x