Prescription patterns of combined hormonal contraceptives with 3rd or 4th versus 2nd generation progestogens in France, Germany and the UK during 2002- 2011: A retrospective analysis of the IMS Disease Analyser databases
Prescription patterns of combined hormonal contraceptives with 3rd or 4th versus 2nd generation progestogens in France, Germany and the UK during 2002- 2011: A retrospective analysis of the IMS Disease Analyser databases