TY - BOOK AU - Nightingale,Elena O. AU - Goodman,Melissa TI - Before birth: prenatal testing for genetic disease SN - 0674063902 (alk. paper) AV - RG 628 .N54 PY - 1990/// CY - Cambridge, Mass. PB - Harvard University Press KW - Popular works KW - Abnormalities KW - Diagnosis ER -