APA

Dias J., Cordeiro M., Afzal M., Freitas M., Morgado M., Silva J., Nunes L., Lima M. & Avilez F. (1996). Mumps epidemic in Portugal despite high vaccine coverage - preliminary report. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.

Chicago

Dias J.A, Cordeiro M, Afzal M.A, Freitas M.G, Morgado M.R, Silva J.L, Nunes L.M, Lima M.G and Avilez F. 1996. Mumps epidemic in Portugal despite high vaccine coverage - preliminary report. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.

Harvard

Dias J., Cordeiro M., Afzal M., Freitas M., Morgado M., Silva J., Nunes L., Lima M. and Avilez F. (1996). Mumps epidemic in Portugal despite high vaccine coverage - preliminary report. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin.

MLA

Dias J.A, Cordeiro M, Afzal M.A, Freitas M.G, Morgado M.R, Silva J.L, Nunes L.M, Lima M.G and Avilez F. Mumps epidemic in Portugal despite high vaccine coverage - preliminary report. : Euro surveillance : bulletin Europeen sur les maladies transmissibles = European communicable disease bulletin. 1996.