R Ding

No ORCID on file · 1 paper in corpus

observational 2019

Semen quality pattern and age threshold: a retrospective cross-sectional study of 71,623 infertile men in China, between 2011 and 2017

Reproductive biology and endocrinology : RB&E ·doi:10.1186/s12958-019-0551-2

BACKGROUND: The aim of this study was to provide information on the semen quality pattern of infertile men and age thresholds for semen parameters in China. METHODS: This was a retrospective cross-sectional study investigating 71,623 infer…