Sexual and reproductive health. Core competencies in primary care – WHO 2011
http://whqlibdoc.who.int/publications/2011/9789241501002_eng.pdf?ua=1
Standards for Sexuality Education in Europe: A framework for policy makers, educational and health authorities and specialists – WHO Regional Office forEurope and BZgA,Cologne 201o
http://www.bzga-whocc.de/?uid=30c7546a759af2b2b34c95fd3ad5dad4&id=home