_:vb50945741 . _:vb50945741 . _:vb50945741 "A spermatogenic failure characterized by spermatozoa showing anomalies of the head, acrosome, and nucleus of the sperm resulting in reduced fertility that has_material_basis_in heterozygous mutation in PPP2R3C on chromosome 14q13.2."^^ . _:vb50945741 "url:https://pubmed.ncbi.nlm.nih.gov/30893644/"^^ . _:vb50945741 . _:vb50945741 . _:vb50945741 .