Update: some copies printed between December 3, 2018, and January 16, 2019, had a printing/spacing error. Contact the authors for more information. Biotechnology and genetic engineering are exciting new
Velo-cardio-facial-syndrome, also known as 22q11.2 deletion syndrome and DiGeorge syndrome, is relatively new the genetic test to determine if a child has it has only been available since 1994.