Multinational multicenter open-label randomized controlled parallel trial comparing non-hormonal vaginal moisturizing cream to vaginal estriol cream in postmenopausal women with vaginal dryness - Stute, P; Schmidts-Winkler, I; Panz, M; Masur, C; Abels, C (Geburtshilfe und Frauenheilkunde, 2018)