APA
Schmidt J. E., Tozzi A. E., Rava L. & Glismann S. (20020222). The EUVAC-NET survey: national pertussis surveillance systems in the European Union, Switzerland, Norway, and Iceland. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.
Chicago
Schmidt J E, Tozzi A E, Rava L and Glismann S. 20020222. The EUVAC-NET survey: national pertussis surveillance systems in the European Union, Switzerland, Norway, and Iceland. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.
Harvard
Schmidt J. E., Tozzi A. E., Rava L. and Glismann S. (20020222). The EUVAC-NET survey: national pertussis surveillance systems in the European Union, Switzerland, Norway, and Iceland. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.
MLA
Schmidt J E, Tozzi A E, Rava L and Glismann S. The EUVAC-NET survey: national pertussis surveillance systems in the European Union, Switzerland, Norway, and Iceland. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 20020222.