PT - JOURNAL ARTICLE AU - McCourt, C. TI - Primary prevention of neural tube defects: notice from the HPB DP - 1993 May 01 TA - Canadian Medical Association Journal PG - 1451--1451 VI - 148 IP - 9 4099 - http://www.cmaj.ca/content/148/9/1451.short 4100 - http://www.cmaj.ca/content/148/9/1451.full SO - CMAJ1993 May 01; 148