. _:vb50939850 . "OMIM:270960"^^ . . "An azoospermia characterized by autosomal dominant inheritance of nonobstructive azoospermia caused by meiotic abnormalities that has_material_basis_in mutation in the SYCP3 gene on chromosome 12q23."^^ . "spermatogenic failure 4"^^ . _:vb50939850 . "DOID:0070176"^^ . "SPGF4"@en . "disease_ontology"^^ . . _:vb50939850 . _:vb50939850 . . _:vb50939850 .