Before revision: Natsal's findings are widely used in research and policy making, and have influenced public health policy in areas such as: The National Sexual Health & HIV Strategy in England; the Scottish Sexual Health Strategy (2005-) and the Welsh Sexual Health Strategy, The Teenage Pregnancy Strategy (2000-2010), the National Chlamydia Screening Programme (NCSP), the national human papillomavirus (HPV) immunisation programme in 2008/9, the statutory provision of Personal, Social, Health & Economic (PHSE) education in schools in 2009, Sexual health campaigns such as "Sex: worth talking about" in 2010, and the National Institute for Health and Clinical Excellence (NICE) guidelines on, for example, long acting contraception (2006)
After revision: .Natsal's findings are widely used in research and policy making, and have influenced public health policy in areas such as: The National Sexual Health & HIV Strategy in England; the Scottish Sexual Health Strategy (2005-) and the Welsh Sexual Health Strategy, The Teenage Pregnancy Strategy (2000-2010), the National Chlamydia Screening Programme (NCSP), the national human papillomavirus (HPV) immunisation programme in 2008/9, the statutory provision of Personal, Social, Health & Economic (PHSE) education in schools in 2009, Sexual health campaigns such as "Sex: worth talking about" in 2010, and the National Institute for Health and Clinical Excellence (NICE) guidelines on, for example, long acting contraception (2006)