Fig. 3From: Decreasing seroprevalence of herpes simplex virus type 1 and type 2 in Germany leaves many people susceptible to genital infection: time to raise awareness and enhance controlChange of HSV1 seroprevalence in Germany between 1997–1999 and 2008–2011, according to sex and region. a in adults aged 18–65 years, b in adults aged 18–24 years, c in adults aged 25–44 years, d in adults aged 45–64 yearsBack to article page