[1] Univ Amsterdam, Acad Med Ctr, Dept Neurol & Clin Neurophysiol, NL-1105 AZ Amsterdam, Netherlands
[2] Univ Amsterdam, Acad Med Ctr, Ctr Reprod Med, NL-1105 AZ Amsterdam, Netherlands
[3] Univ Amsterdam, Acad Med Ctr, Dept Urol, NL-1105 AZ Amsterdam, Netherlands
[4] Univ Amsterdam, Acad Med Ctr, Dept Endocrinol & Metab, NL-1105 AZ Amsterdam, Netherlands