title: [An ultrastructural analysis of the spermatozoa in fertile euspermic and infertile oligospermic individuals].
authors.forename: H
authors.initials: H
authors.lastname: Villegas Castrejón
authors.forename: R
authors.initials: R
authors.lastname: Martínez Zaguilán
authors.forename: M E
authors.initials: ME
authors.lastname: Chavarría Olarte
authors.forename: A
authors.initials: A
authors.lastname: Reyes Fuentes
mesh_terms: D006801:Humans; D008297:Male; D008854:Microscopy, Electron / Q000379:methods; D009845:Oligospermia / Q000473:pathology*; D012016:Reference Values; D012661:Semen / Q000737:chemistry; D013094:Spermatozoa / Q000648:ultrastructure*
vernacular_title: Análisis ultraestructural del espermatozoide en individuos euspérmicos fértiles y oligozoospérmicos infértiles.