Prenatal Diagnosis and Molecular Cytogenetic Characterization of a Small Supernumerary Marker Chromosome Derived From Chromosome 21 - Chih-Ping Chen; Chyi-Chyang Lin; Tsang-Ming Ko; Fuu-Jen Tsai; Schu-Rern Chern; Chen-Chi Lee; Yu-Ting Chen; Pei-Chen Wu; Wayseen Wang (Elsevier, 2010)