Authors: R G Pebody; N Andrews; D Brown; R Gopal; H De Melker; G François; N Gatcheva; W Hellenbrand; S Jokinen; I Klavs; M Kojouharova; T Kortbeek; B Kriz; K Prosenc; K Roubalova; P Teocharov; W Thierfelder; M Valle; P Van Damme; R Vranckx Journal: Sex Transm Infect Date: 2004-06 Impact factor: 3.519