Following from a successful pilot in 2010, the SOHS study is published every three to four years and has repeated in 2012, 2015 and 2018. The fifth edition will be launched on 7 September 2022.
Following from a successful pilot in 2010, the SOHS study is published every three to four years and has repeated in 2012, 2015 and 2018. The fifth edition will be launched on 7 September 2022.