Effect of mass media campaign to reduce socioeconomic differences in women's awareness and behaviour concerning use of folic acid: cross sectional study.
| Autor: | de Walle HE; Department of Medical Genetics, University of Groningen, NL-9713 AW, Groningen, Netherlands., van der Pal KM, de Jong-van den Berg LT, Jeeninga W, Schouten JS, de Rover CM, Buitendijk SE, Cornel MC |
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| Jazyk: | angličtina |
| Zdroj: | BMJ (Clinical research ed.) [BMJ] 1999 Jul 31; Vol. 319 (7205), pp. 291-2. |
| DOI: | 10.1136/bmj.319.7205.291 |
| Databáze: | MEDLINE |
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