Preservative-free tafluprost/timolol fixed combination: comparative 24-h efficacy administered morning or evening in open-angle glaucoma patients. - Konstas AG; Katsanos A; Athanasopoulos GP; Voudouragkaki IC; Panagiotou ES; Pagkalidou E; Haidich AB; Giannoulis DA; Spathi E; Giannopoulos T; Katz LJ (Expert opinion on pharmacotherapy, 2018)