1. Prenatal diagnosis of neural tube defects;Macri;J.A.M.A,1976
2. United Kingdom collaborative study on alpha-fetoprotein in relation to neural tube defects: Maternal serum alphafetoprotein measurement in antenatal screening for anencephaly and spina bifida in early pregnancy;Lancet,1977
3. A screening program for neural tube defects in Nassau County: The first year's experience;Macri,1977
4. Development of a statewide screening program for neural tube defect detection in Maine;Kloza,1977
5. Screening for neural tube defects in the United States: A summary of the Scarborough Conference;Macri,1979