EVAPIL-R Scale: Continuous Development and Validation of a Tool to Assess Patient-Reported Tolerability of Different Contraceptive Methods in Longitudinal Studies. - Clerson, Pierre; Graesslin, Olivier; Gater, Adam; Taylor, Fiona; Filonenko, Anna; Schellschmidt, Ilka; Rosen, Kimberly (Clinical Therapeutics, 2014)