RT Journal Article SR Electronic(1) A1 Petráš, Petr YR 2002 T1 Two cases of imported cholera in the Czech Republic JF Weekly releases (1997–2007) VO 6 IS 12 SP 2100 OP DO https://doi.org/10.2807/esw.06.12.02100-en UL https://www.eurosurveillance.org/content/10.2807/esw.06.12.02100-en