_:vb50939208 . _:vb50939208 "url:https://www.ncbi.nlm.nih.gov/pubmed/10205263"^^ . _:vb50939208 . _:vb50939208 "An alopecia characterized by irreversible hair loss during the neonatal period on all hear-bearing areas of the body followed by development of papular lesions all over the body that has_material_basis_in mutations in the HR gene on chromosome 8p21.3."^^ . _:vb50939208 . _:vb50939208 . _:vb50939208 .