@article{ref1,
title="Evaluation of Marital and Sexual Interactions of Polish Infertile Couples",
journal="Journal of sexual medicine",
year="2009",
author="Drosdzol, Agnieszka and Skrzypulec, Violetta",
volume="6",
number="12",
pages="3335-3346",
abstract="Introduction.  The World Health Organization defines infertility as inability to conceive despite regular sexual intercourse sustained for a period exceeding 12 months with no contraceptive methods.<p />",
language="",
issn="1743-6095",
doi="10.1111/j.1743-6109.2009.01355.x",
url="http://dx.doi.org/10.1111/j.1743-6109.2009.01355.x"
}