| Authors: |
Howitz MF; Department of ENT Head & Neck Surgery, Nordsjællands Hospital, Dyrehavevej 29, 4000 Hillerød, Denmark. Electronic address: mfhowitz@gmail.com., Harboe ZB; Department of Microbiology and Infection Control, Statens Serum Institut, Artillerivej 5, 2300 Copenhagen S, Denmark; Department of Infectious Diseases, Rigshospitalet, Blegdamsvej 9, 2100 Copenhagen Ø, Denmark., Ingels H; Department of Pediatrics, Næstved Hospital, Ringstedgade 61, 4700 Næstved, Denmark., Valentiner-Branth P; Department of Infectious Disease Epidemiology, Statens Serum Institut, Artillerivej 5, 2300 Copenhagen S, Denmark., Mølbak K; Department of Infectious Disease Epidemiology, Statens Serum Institut, Artillerivej 5, 2300 Copenhagen S, Denmark., Djurhuus BD; Epidemiology, Biostatistics and Biodemography, University of Southern Denmark, J.B. Winsløws Vej 9 B, 5000 Odense C, Denmark; Department of ENT Head & Neck Surgery, Zealand University Hospital, Lykkebækvej 1, 4600 Køge, Denmark. |