@article{HubertPawlikClausetal.2012,
  author    = {Kerstin Hubert and Marie-Christin Pawlik and Heike Claus and Hanna Jarva and Seppo Meri and Ulrich Vogel},
  title     = {Opc Expression, LPS Immunotype Switch and Pilin Conversion Contribute to Serum Resistance of Unencapsulated Meningococci},
  journal   = {PLoS One},
  volume    = {7},
  number    = {9},
  doi       = {10.1371/journal.pone.0045132},
  year      = {2012},
}