Wiegratz, I., Elliesen, J., Paoletti, A. M., Walzer, A., & Kirsch, B. (2015). Adherence with ethinylestradiol 20 μg/drospirenone 3 mg in a flexible extended regimen supported by the use of a digital tablet dispenser with or without acoustic alarm: An open-label, randomized, multicenter study. Int J Womens Health.

Wiegratz, Inka, Jörg Elliesen, Anna Maria Paoletti, Anja Walzer, and Bodo Kirsch. "Adherence With Ethinylestradiol 20 μg/drospirenone 3 Mg in a Flexible Extended Regimen Supported By the Use of a Digital Tablet Dispenser With or Without Acoustic Alarm: An Open-label, Randomized, Multicenter Study." Int J Womens Health 2015.

Wiegratz, Inka, et al. "Adherence With Ethinylestradiol 20 μg/drospirenone 3 Mg in a Flexible Extended Regimen Supported By the Use of a Digital Tablet Dispenser With or Without Acoustic Alarm: An Open-label, Randomized, Multicenter Study." Int J Womens Health 2015.