Journal article (2007) - K. Schwarzwaelder (author), S.J. Howe (author), K.L. Parsley (author), K.C. Gilmour (author), JL Sinclair (author), J Bayford (author), R Peraj (author), K Pike-Overzet (author), FJT Staal (author), S. Schmidt (author), D. de Ridder (author), C Kinnon (author), MH Brugman (author), U Abel (author), G Wagemaker (author), H.B. Gaspar (author), AJ Thrasher (author), C Kalle von (author), A Deichmann (author), H Glimm (author), M Schmidt (author), C Prinz (author), M Wissler (author), D.J.S. King (author), F Zhang (author)