Association of XRCC1 and ERCC2 promoters' methylation with chromatin condensation and sperm DNA fragmentation in idiopathic oligoasthenoteratozoospermic men. - Metin Mahmutoglu, Asli; Gunes, Sezgin; Asci, Ramazan; Henkel, Ralf; Aydin, Oguz (Andrologia, 2021)