title: Spermatogenic arrest with azoospermia in two Welsh Springer Spaniels.
mesh_terms: D000818:Animals; D001706:Biopsy; D004283:Dog Diseases; D004285:Dogs; D007248:Infertility, Male / Q000662:veterinary*; D008297:Male; D013091:Spermatogenesis; D013737:Testis / Q000473:pathology