1. American Psychiatric Association. Diagnostic and statistical manual of mental disorders (DSM-5®). American Psychiatric Pub; 2013 May 22.
2. Kreider RM, Ellis R. Living Arrangements of Children: 2009. Current Population Reports No. P70-126; Washington, DC: US Census Bureau; 2011.[September 11, 2012].
3. Buist KL, Deković M, Prinzie P. Sibling relationship quality and psychopathology of children and adolescents: A meta-analysis. Clinical Psychology Review. 2013 Feb 28;33(1):97-106.
4. Feinberg ME, Solmeyer AR, McHale SM. The third rail of family systems: Sibling relationships, mental and behavioral health, and preventive intervention in childhood and adolescence. Clinical child and family psychology review. 2012 Mar 1;15(1):43-57.
5. Lobato DJ. Brothers, sisters, and special needs: Information and activities for helping young siblings of children with chronic illnesses and developmental disabilities. Paul H Brookes Pub Co; 1990.
6. Strohm K. Guest Editorial: Too important to ignore: Siblings of children with special needs. Australian e-Journal for the Advancement of Mental Health. 2008 Jan 1;7(2):78-83.
7. Russell CL, Russell CM, Russell ME. We’re here too. The Exceptional Parent. 2003;33(6):36.
8. Afrouz GH. Interviews and consultation with parents of exceptional children.tehran. parents and teachers community.2010 [In Persian]
9. Sharpe D, Rossiter L. Siblings of children with a chronic illness: a meta-analysis. Journal of Pediatric Psychology. 2002 Dec 1;27(8):699-710.
10. Cuskelly M, Gunn P. Adjustment of children who have a sibling with Down syndrome: Perspectives of mothers, fathers and children. Journal of Intellectual Disability Research. 2006 Dec 1;50(12):917-25.
11. Núñez B, Rodríguez L. Los hermanos de personas con discapacidad: una asignatura pendiente. Asociación Amar; 2004.
12. Bågenholm A, Gillberg C. Psychosocial effects on siblings of children with autism and mental retardation: A population‐based study. Journal of intellectual disability research. 1991 Aug 1;35(4):291-307.
13. Mandleco B, Olsen SF, Dyches T, Marshall E. The relationship between family and sibling functioning in families raising a child with a disability. Journal of Family Nursing. 2003 Nov 1;9(4):365-96.
14. Mulroy S, Robertson L, Aiberti K, Leonard H, Bower C. The impact of having a sibling with an intellectual disability: parental perspectives in two disorders. Journal of Intellectual Disability Research. 2008 Mar 1;52(3):216-29.
15. Yeh-Chen K. Siblings of a child with an intellectual disability: identifying those at risk. Canada: National Library of Canada.2000
16. Dew A, Balandin S, Llewellyn G. The psychosocial impact on siblings of people with lifelong physical disability: A review of the literature. Journal of Developmental and Physical Disabilities. 2008 Oct 1;20(5):485-507.
17. Valtolina G. L’altro fratello. Relazione fraterna e disabilità, Francoangeli, Milano. 2004.
18. Britten N. Qualitative interviews in medical research. BMJ: British Medical Journal. 1995 Jul 22;311(6999):251.
19. Rezaee Dehnavi S, Nori A, Jafari M & Faramarzi S. Investigating Stigma Phenomenon among Mothers with Down Syndrome Children in Isfahan: A Psycho-Social Approach. Journal of Family Research. 2008 Mar 5(3):401-416[In Persian]
20. Blakemore T, Strazdins L, Gibbings J. Measuring family socioeconomic position. Australian Social Policy. 2009 Jul 8;8:121-68.
21. Burton SL, Parks AL. Self-esteem, locus of control, and career aspirations of college-age siblings of individuals with disabilities. Social Work Research. 1994 Sep 1;18(3):178-85.
22. Cox AH, Marshall ES, Mandleco B, Olsen SF. Coping responses to daily life stressors of children who have a sibling with a disability. Journal of Family Nursing. 2003 Nov 1;9(4):397-413.
23. Rossiter L, Sharpe D. The siblings of individuals with mental retardation: A quantitative integration of the literature. Journal of Child and family Studies. 2001 Mar 1;10(1):65-84.
24. Vermaes IP, van Susante AM, van Bakel HJ. Psychological functioning of siblings in families of children with chronic health conditions: A meta-analysis. Journal of pediatric psychology. 2011 Oct 12:jsr081.