title: Letter: Tubular proteinuria early in nephronophthisis.
mesh_terms: D000293:Adolescent; D000328:Adult; D001609:Beta-Globulins / Q000652:urine; D002648:Child; D002675:Child, Preschool; D006801:Humans; D007678:Kidney Glomerulus; D007684:Kidney Tubules; D009399:Nephrons; D011507:Proteinuria / Q000175:diagnosis*; D014398:Tuberculosis, Renal / Q000175:diagnosis*
chemical_list: D001609:Beta-Globulins