title: Comparison of positive pressure ultrafiltration versus negative pressure ultrafiltration in the hollow fiber artificial kidney.
mesh_terms: D003404:Creatinine / Q000097:blood; D006801:Humans; D007688:Kidneys, Artificial; D014462:Ultrafiltration / Q000379:methods; D014508:Urea / Q000097:blood
chemical_list: D014508:Urea; D003404:Creatinine