Jeffrey T.-J Huang, F. Markus Leweke, David Oxley, Lan Wang, Nathan Harris, Dagmar Koethe, Christoph W Gerth, Brit M Nolden, Sonja Gross, Daniela Schreiber, Benjamin Reed, Sabine Bahn
PLoS Med. 2006 November; 3(11): e428. Published online 2006 November 7. doi: 10.1371/journal.pmed.0030428