Combined oral contraceptives: venous thrombosis
Marcos Bastos Pereira, Bernardine H. Stegeman, Frits R. Rosendaal, Astrid van Hylckama Vlieg, Frans M. Helmerhorst, Theo Stijnen, Olaf M. Dekkers (2014). Combined oral contraceptives: venous thrombosis. Cochrane library, 2014(3), DOI: 10.1002/14651858.cd010813.pub2.
