Effect of mass media campaign to reduce socioeconomic differences in women's awareness and behaviour concerning use of folic acid: cross sectional study
de Walle, H E K, van der Pal, K M, den Berg, L T W d. J.-v., Jeeninga, W, Schouten, J S A G, de Rover, C M, Buitendijk, S E, Cornel, M CVolume:
319
Language:
english
Journal:
BMJ
DOI:
10.1136/bmj.319.7205.291
Date:
July, 1999
File:
PDF, 188 KB
english, 1999
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