@Article{ FERNANDEZ,
author = { ANA MARIA FERNANDEZ ALONSO } ,
title = { Factors related to insomnia and sleepiness in the late third trimester of pregnancy },
journal = { Archives of Gynecology and Obstetrics },
year = { 2012 },
pages = { - },
doi = { http://www.ncbi.nlm.nih.gov/pubmed/22331224 },
}