(Q43973052)
Statements
1 reference
Periconceptional folic acid exposure and risk of occurrent neural tube defects (English)
1 reference
1 reference
1 reference
S Shapiro
1 reference
1 March 1993
1 reference
1 reference
269
1 reference
10
1 reference
1257-1261
1 reference
Identifiers
1 reference
1 reference