Samsell B, Lothman K, Samsell EE, Ideishi RI. Parents' experiences of caring for a child with autism spectrum disorder in the United States: a systematic review and metasynthesis of qualitative evidence. Fam Syst Health. 2022 Mar;40(1):93-104. doi: 10.1037/fsh0000654
Pueschel SM, Rothman KJ, Ogilby JD. Birth weight of children with down's syndrome. Am J Ment Defic. 1976 Jan;80(4):442-5.