Journal article (2006) - N Risgaard-Petersen (author), AM Langezaal (author), NP Revsbech (author), T Cedhagen (author), GJ van der Zwaan (author), S Ingvardsen (author), MC Schmid (author), M.S.M. Jetten (author), HJM Op den Camp (author), JWM Derksen (author), E Pina-Ochoa (author), SP Eriksson (author), LP Nielsen (author)