Authors: Gunnar H Gislason; Søren Jacobsen; Jeppe N Rasmussen; Søren Rasmussen; Pernille Buch; Jens Friberg; Tina Ken Schramm; Steen Z Abildstrom; Lars Køber; Mette Madsen; Christian Torp-Pedersen Journal: Circulation Date: 2006-06-19 Impact factor: 29.690