1. Society for Endocrinology. You and your hormones: endocrine conditions. Childhood onset growth hormone deficiency. Reviewed 2014. Available from: http://www.yourhormones.info/endocrine_conditions/childhood_onset_growth_hormone_deficiency.aspx . Accessed 12 Mar 2016.
2. Medline Plus. Growth hormone deficiency: children. Updated 9 Sep 2013. Available from: http://www.nlm.nih.gov/medlineplus/ency/article/001176.htm . Accessed 20 Dec 2013.
3. The Child Growth Foundation. Growth hormone deficiency: a guide for parents and patients; Series No: 2. 2003. Available from: http://www.childgrowthfoundation.org/CMS/FILES/02_Growth_Hormone_Deficiency.pdf . Accessed 12 Mar 2016.
4. Thomas M, Massa G, Craen M, et al. Prevalence and demographic features of childhood growth hormone deficiency in Belgium during the period 1986–2001. Eur J Endocrinol. 2004;151(1):67–72.
5. Vimpani GV, Vimpani AF, Lidgard GP, et al. Prevalence of severe growth hormone deficiency. Br Med J. 1977;2(6084):427–30.