@ARTICLE{HuettigBuscher04_SonoConsult,
  author = {Matthias Huettig and Georg Buscher and Thomas Menzel and Wolfgang
	Scheppach and Frank Puppe and Hans-Peter Buscher},
  title = {A Diagnostic Expert System for Structured Reports, Quality Assessment,
	and Training of Residents in Sonography},
  journal = {Medizinische Klinik},
  year = {2004},
  volume = {99},
  pages = {117--122},
  number = {3}
}