@incollection{NIPS2011_0130,
 title ={A Global Structural EM Algorithm for a Model of Cancer Progression},
 author={Ali Tofigh and Erik Sj̦lund and Mattias H̦glund and Jens Lagergren},
 booktitle = {Advances in Neural Information Processing Systems 24},
 editor = {J. Shawe-Taylor and R.S. Zemel and P. Bartlett and F.C.N. Pereira and K.Q. Weinberger},
 pages = {163--171},
 year = {2011}
}