Anna P. Pilbrow, Lasse Folkersen, John F. Pearson, Chris M. Brown, Les McNoe, Nancy M. Wang, Wendy E. Sweet, W. H. Wilson Tang, Michael A. Black, Richard W. Troughton, A. Mark Richards, Anders Franco-Cereceda, Anders Gabrielsen, Per Eriksson, Christine S. Moravec, Vicky A. Cameron
PLoS One. 2012; 7(6): e39574. Published online 2012 Jun 29. doi: 10.1371/journal.pone.0039574