L. Bertelsen

Prevalence of pulmonary hypertension in an unselected, mixed connective tissue disease cohort: results of a nationwide, Norwegian cross-sectional multicentre study and review of current literature.

J. Gran, L. Garabet, Ø. Molberg, 2013, Rheumatology.

Prevalence and severity of interstitial lung disease in mixed connective tissue disease: a nationwide, cross-sectional study

G. Mynarek, J. Gran, L. Garabet, 2012, Annals of the rheumatic diseases.