_:vb50946411 . _:vb50946411 . _:vb50946411 . _:vb50946411 . _:vb50946411 "An azoospermia characterized by non-obstructive azoospermia resulting from meiotic arrest at the spermatocyte stage that has_material_basis_in homozygous or compound heterozygous mutation in C14orf39 on chromosome 14q23.1."^^ . _:vb50946411 . _:vb50946411 "url:https://pubmed.ncbi.nlm.nih.gov/33508233/"^^ .