TY  - RPRT
TI  - Preventing neural tube defects.
AU  - M Super
AU  - E M Summers
AU  - B Meylan
PY  - 1991
DO  - 10.1016/0140-6736(91)91472-7
UR  - https://pubmed.ncbi.nlm.nih.gov/1679883/
ID  - 1679883
ER  -