Sudha T, Jayam S, Ramachandran R
Pediatric Unit, Vijaya Hospital, Vadapalani, Madras.
Indian J Pediatr. 1990 Mar-Apr;57(2):249-52. doi: 10.1007/BF02722096.
Cytogenetic analysis of the first child of an older couple afflicted with Down's syndrome revealed a Robertsonian translocation between the chromosomes 13, 14 in addition to trisomy 21. His mother was found to be a carrier of this translocation with no history of abortion.