Authors: Raphaela Goldbach-Mansky; Mildred Wilson; Roy Fleischmann; Nancy Olsen; Joel Silverfield; Phillip Kempf; Alan Kivitz; Yvonne Sherrer; Frank Pucino; Gyorgy Csako; Rene Costello; Tuyet Hang Pham; Christopher Snyder; Désirée van der Heijde; Xuelian Tao; Robert Wesley; Peter E Lipsky Journal: Ann Intern Med Date: 2009-08-18 Impact factor: 25.391