Wynbrandt, James The encyclopedia of genetic disorders and birth defects / James Wynbrandt and Mark D. Ludman - 2nd ed. - New York : Facts On File , 2000 - 474 p. ; 25 cm. - Facts on file library of health and living . ISBN: 0816038090 RM287.43 Subjects--Topical Terms: Genetic disorders--EncyclopediasAbnormalities, Human--Encyclopedias National Library of Medicine Call No.: QZ50