title: Another previously described 21 monosomy case turns out to be an unbalanced translocation.
authors.forename: B R
authors.initials: BR
authors.lastname: West
authors.forename: E F
authors.initials: EF
authors.lastname: Allen
mesh_terms: D002891:Chromosomes, Human, Pair 21 / Q000235:genetics*; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D009006:Monosomy / Q000235:genetics*; D014178:Translocation, Genetic / Q000235:genetics*; D014960:X Chromosome / Q000235:genetics