Lange Tobias J, Luchner Andreas, Endemann Dierk, Pfeifer Michael, Pitschner Heinz F, Schulz Christian
Department of Internal Medicine II / Division of Pneumology, Hospital of the University of Regensburg, Franz-Josef-Strauss-Allee 11, 93053 Regensburg, Germany.
Chest. 2007 Aug;132(2):704-7. doi: 10.1378/chest.06-2953.