1. Leadsom A , Field F , Burstow P , et al . 1001 Critical Days - The Importance of the Conception to Age Two Period. Croydon: Wave Trust, 2014.
2. Health and social care select Committee inquiry into the first 1000 days of life: response submitted by the Royal College of paediatrics and child health. London, 2018. Available: https://www.rcpch.ac.uk/sites/default/files/2018-09/first_1000_days_-_rcpch_response_-_final.pdf [Accessed 9 Jan 2020].
3. Conception to age 2 - the age of opportunity. Croydon: Wave Trust, 2013. Available: https://www.wavetrust.org/Handlers/Download.ashx?IDMF=474485e9-c019-475e-ad32-cf2d5ca085b0 [Accessed 9 Jan 2020].
4. Canadian progress in early child development - putting science into action;Mustard;Paediatr Child Health,2009
5. Heckman JJ , Dodge D , Shonkoff JP . Importance of Early Childhood Development. In: Tremblay RE , Boivin M , Peters R , eds. Encyclopedia on early childhood development. Montréal, Quebec, Canada, 2011: 1–32. http://www.child-encyclopedia.com/sites/default/files/dossiers-complets/en/importance-of-early-childhood-development.pdf