Authors: Anna Bill-Axelson; Lars Holmberg; Mirja Ruutu; Michael Häggman; Swen-Olof Andersson; Stefan Bratell; Anders Spångberg; Christer Busch; Stig Nordling; Hans Garmo; Juni Palmgren; Hans-Olov Adami; Bo Johan Norlén; Jan-Erik Johansson Journal: N Engl J Med Date: 2005-05-12 Impact factor: 91.245
Authors: Ian M Thompson; Donna Pauler Ankerst; Chen Chi; M Scott Lucia; Phyllis J Goodman; John J Crowley; Howard L Parnes; Charles A Coltman Journal: JAMA Date: 2005-07-06 Impact factor: 56.272