Authors: D B Badesch; V F Tapson; M D McGoon; B H Brundage; L J Rubin; F M Wigley; S Rich; R J Barst; P S Barrett; K M Kral; M M Jöbsis; J E Loyd; S Murali; A Frost; R Girgis; R C Bourge; D D Ralph; C G Elliott; N S Hill; D Langleben; R J Schilz; V V McLaughlin; I M Robbins; B M Groves; S Shapiro; T A Medsger Journal: Ann Intern Med Date: 2000-03-21 Impact factor: 25.391