Comparison of clinical and environmental samples of <em>Legionella pneumophila</em> at the nucleotide sequence level (Publications)
Legionella pneumophila serogroup 1 is the most common etiological agent of legionellosis. We have used clinical and environmental isolates from different sources to compare their genetic variability.
Changing patterns of soil-transmitted helminthiases in Zanzibar in the context of national helminth control programs (Publications)
Helminth control programs have been implemented in Zanzibar for over a decade. In June/July 2007, approximately 6 months after the last school-based anthelmintic treatment, a cross-sectional survey wa
Measles, mumps and rubella: vaccination rate and seroprevalence in 8th grade students of 8 different sites in Switzerland 1995/96 (Publications)
In 1987, the Swiss Federal Health Office (BAG) and the Swiss cantons launched the MMR-vaccination campaign. Within the frame of the SCARPOL Study, the vaccination status of 649, 8th class students was