@article{doi:10.1001/jama.288.15.1867,
author = {George L and Mills JL and Johansson AV and et al},
title = {PLasma folate levels and risk of spontaneous abortion},
journal = {JAMA},
volume = {288},
number = {15},
pages = {1867-1873},
year = {2002},
doi = {10.1001/jama.288.15.1867},
URL = { + http://dx.doi.org/10.1001/jama.288.15.1867},
eprint = {/data/Journals/JAMA/4852/JOC20985.pdf}
}