post vasectomy semen samples (2002). British
Andrology Society. J Clin Pathol 2002;
55:
812.
14. De Knijff DW, Vrijhof HJ, Arends J et al:
Persistence or reappearance of nonmotile sperm
after vasectomy: does it have clinical conse-
quences? Fertil Steril 1997;
67:
332.
15. Lemack GE and Goldstein M: Presence of sperm
in the pre-vasectomy reversal semen analysis:
incidence and implications. J Urol 1996;
155:
167.
16. Korthorst RA, Consten D and van Roijen JH:
Clearance after vasectomy with a single semen
sample containing
<
than 100 000 immotile
sperm/mL: analysis of 1073 patients. BJU Int
2010;
105:
1572.
17. Edwards IS: Earlier testing after vasectomy,
based on the absence of motile sperm. Fertil
Steril 1993;
59:
431.
18. Jouannet P and David G: Evolution of the prop-
erties of semen immediately following vasec-
tomy. Fertil Steril 1978;
29:
435.
19. Labrecque M, St-Hilaire K and Turcot L: Delayed
vasectomy success in men with a first post-
vasectomy semen analysis showing motile
sperm. Fertil Steril 2005;
83:
1435.
20. Belker AM, Sexter MS, Sweitzer SJ et al: The
high rate of noncompliance for post-vasectomy
semen examination: medical and legal consid-
erations. J Urol 1990;
144:
284.
21. Sheynkin Y, Mishail A, Vemulapalli P et al:
Sociodemographic predictors of postvasectomy
noncompliance. Contraception 2009;
80:
566.
22. Dhar NB, Jones JS, Bhatt A et al: A prospective
evaluation of the impact of scheduled follow-up
appointments
with
compliance
rates
after
vasectomy. BJU Int 2007;
99:
1094.
23. Senanayake E, Pacey AA, Maddireddy V et al: A
novel cost-effective approach to post-vasectomy
semen analysis. BJU Int 2011;
107:
1447.
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IMPACT OF VASECTOMY GUIDELINES ON OUTCOMES