WHO. Relevé Épidémiologique Hebdomadaire / Section D'hygiène Du Secrétariat De La Société Des Nations = Weekly Epidemiological Record / Health Section of the Secretariat of the League of Nations, 83 (10):
90--91(March 2008)PMID: 18326110.
P. Stefanoff, M. Rosinska, G. Karczewski, and A. Zielinski. Euro Surveillance: Bulletin Européen Sur Les Maladies Transmissibles = European Communicable Disease Bulletin, (March 2008)PMID: 18445440.
F. Fusco, and V. Puro. Euro Surveillance: Bulletin Européen Sur Les Maladies Transmissibles = European Communicable Disease Bulletin, (March 2008)PMID: 18445438.
A. Petsas, A. Sharma, O. Aghadiuno, M. Abid, and K. Paranthaman. Euro Surveillance: Bulletin Européen Sur Les Maladies Transmissibles = European Communicable Disease Bulletin, (January 2008)PMID: 18445400.
B. Jülg, J. Elias, A. Zahn, S. Köppen, C. Becker-Gaab, and J. Bogner. Journal of Travel Medicine: Official Publication of the International Society of Travel Medicine and the Asia Pacific Travel Health Association, 15 (2):
133--6(2008)PMID: 18346250.
K. Workowski, and S. Berman. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, (April 2007)PMID: 17342670.
WHO. Relevé Épidémiologique Hebdomadaire / Section D'hygiène Du Secrétariat De La Société Des Nations = Weekly Epidemiological Record / Health Section of the Secretariat of the League of Nations, 82 (10):
79--87(March 2007)PMID: 17348094.
R. Brooks, C. Woods, D. Benjamin, and N. Rosenstein. Clinical Infectious Diseases: An Official Publication of the Infectious Diseases Society of America, 43 (1):
49--54(July 2006)PMID: 16758417.