1. Parental origin of extra chromosomes in persons with X chromosome tetrasomy. Issue 8 (August 1992) Authors: David, D; Marques, R A; Carreiro, M H; Moreira, I; Boavida, M G Journal: Journal of medical genetics Issue: Volume 29:Issue 8(1992) Page Start: 595 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗