RT Journal Article SR Electronic(1) A1 Mølbak, K YR 2004 T1 Increase in hepatitis A in MSM in Denmark JF Weekly releases (1997–2007) VO 8 IS 22 SP 2474 OP DO https://doi.org/10.2807/esw.08.22.02474-en UL https://www.eurosurveillance.org/content/10.2807/esw.08.22.02474-en