1. Europäische STI Guidelines.
http://www.iusti.org/regions/Europe/euroguidelines.htm
2. Global health sector strategy on Sexually Transmitted Infections, 2016–2021.
http://www.who.int/reproductivehealth/publications/rtis/ghss-stis/en/
3. http://www.awmf.org/uploads/tx_szleitlinien/059-002l_S2k_Diagnostik_Therapie_Syphilis_2014_07.pdf
4. http://www.awmf.org/uploads/tx_szleitlinien/059-004l_S25_Gonorrhoe_bei_Erwachsenen_Adoleszenten_2014-verlaengert_01.pdf
5. http://www.awmf.org/uploads/tx_szleitlinien/059-006l_S1_STI_STD-Beratung_2015-07.pdf