_:vb50936864 . _:vb50936864 . _:vb50936864 . _:vb50936864 "url:https://rarediseases.info.nih.gov/diseases/8406/sertoli-cell-only-syndrome"^^ . _:vb50936864 . _:vb50936864 . _:vb50936864 "A male infertility disease characterized by male sterility, has_material_basis_in azospermia without abnormal sexual development."^^ .