title: Custom-made Raster method improves access surveillance.
authors.affiliation: Medical Centre Alkmaar, The Netherlands.
authors.forename: Cees
authors.initials: C
authors.lastname: Blokker
mesh_terms: D000792:Angiography; D001296:Audiovisual Aids; D002408:Catheters, Indwelling; D006801:Humans; D007089:Image Enhancement; D018962:Phlebotomy / Q000379:methods*; D006435:Renal Dialysis; D018616:Ultrasonography, Doppler, Duplex