title: Plasma 25(OH)D levels in children on long-term hemofiltration.
mesh_terms: D001769:Blood; D002648:Child; D004100:Dihydroxycholecalciferols / Q000097:blood*; D006801:Humans; D013997:Time Factors; D014462:Ultrafiltration
chemical_list: D004100:Dihydroxycholecalciferols