Original Research
Lower Risk of Cancer in Patients on Metformin in Comparison With Those on Sulfonylurea Derivatives
Rikje Ruiter, Loes E. Visser, Myrthe P.P. van Herk-Sukel, Jan-Willem W. Coebergh, Harm R. Haak, Petronella H. Geelhoed-Duijvestijn, Sabine M.J.M. Straus, Ron M.C. Herings, Bruno H.Ch. Stricker