Additional file 4: of Cost-effective recruitment methods for a large randomised trial in people with diabetes: A Study of Cardiovascular Events iN Diabetes (ASCEND) AungTheingi HaynesRichard BartonJill CoxJolyon MurawskaAleksandra MurphyKevin LayMichael ArmitageJane BowmanLouise 2016 Blood and urine sampling information leaflet. (PDF 521 kb)