@unpublished{G.2016a,
  author = "G. Sarris and A. Kansy and T. Ebels and J. Jacobs and Z. Tobota and J. Fragata and B. Maruszewski",
  title = "The trends in the outcomes of treatment of the Transposition of Great Arteries, Data from ECHSA Congenital Database",
  year = 2016,
  month = "Jun",
  note = "ECHSA and CHSS 4th Joint Meeting, Venice"
}