@article{ref1,
title="ORIGINAL RESEARCH—PSYCHOLOGY: Condom Use for Penile–Vaginal Intercourse is Associated with Immature Psychological Defense Mechanisms",
journal="Journal of sexual medicine",
year="2008",
author="Costa, Rui Miguel and Brody, Stuart",
volume="5",
number="11",
pages="2522-2532",
abstract="Introduction.  Freud opined that condom use during penile–vaginal intercourse (PVI), like sexual activities other than PVI, led to a detrimental effect on orgasm that fueled the neuroses. Although this hypothesis had not been empirically tested, Freud's hypothesis that inability to have a (PVI) vaginal orgasm is a sign of psychological immaturity has recently received empirical support.<p />",
language="",
issn="1743-6095",
doi="10.1111/j.1743-6109.2008.00987.x",
url="http://dx.doi.org/10.1111/j.1743-6109.2008.00987.x"
}