Grigoryev DN, Mathai SC, Fisher MR, Girgis RE, Zaiman AL, Housten-Harris T, Cheadle C, Gao L, Hummers LK, Champion HC, Garcia JG, Wigley FM, Tuder RM, Barnes KC, Hassoun PM. Identification of candidate genes in scleroderma-related pulmonary arterial hypertension. Transl Res. 2008 Apr; 151(4):197-207.