Molecular genetics of chromosome 21 and Down syndrome : proceedings of the Sixth Annual National Down Syndrome Society Symposium, held in New York, New York, December 7-8, 1989 /
National Down Syndrome Society (U.S.).Symposium(6th :1989 :New York, N.Y.)
Patterson, David,1944-
Epstein, Charles J.
New York ; Chichester : Wiley-Liss,
c1990.
Includes bibliographical references and index.
Down syndrome
Down syndrome
Human chromosome 21