Risk of upper gastrointestinal bleeding from different drug combinations

Gwen M.C. Masclee^*, Vera E. Valkhoff, Preciosa M. Coloma, Maria De Ridder, Silvana Romio, Martijn J. Schuemie, Ron Herings, Rosa Gini, Giampiero Mazzaglia, Gino Picelli, Lorenza Scotti, Lars Pedersen, Ernst J. Kuipers, Johan Van Der Lei, Miriam C.J.M. Sturkenboom