1. Renna A, Alió J, Vejarano L. Pharmacological treatments of presbyopia: a review of modern perspectives. Eye Vis. 2017;4:3.
2. Krader C, Feinbaum C. Simple solution for presbyopia: topical agent acts by reducing pupil size to increase depth of focus. Ophthalmology Times. http://www.ophthalmologytimes.com/modern-medicine-feature-articles/simple-solution-presbyopia . Published 2015. Accessed 10 Mar 2018.
3. Patel S, Salamun F, Matovic K. Pharmacological correction of presbyopia. In: Poster Presentation European Society of Cataract and Refractive Surgery Congress XXXI. http://www.escrs.org/amsterdam2013/programme/posters-details.asp?id=19804 . Published 2013. Accessed 28 Mar 2018.
4. Renna A, Vejarano L, De la Cruz E, Alió J. Pharmacological treatment of presbyopia by novel binocularly instilled eye drops: a pilot study. Ophthalmol Therapy. 2016;5:63–73.
5. Cole J. Can an eye drop eliminate presbyopia? Rev Optom. https://www.reviewofoptometry.com/article/ro0617-can-an-eye-drop-eliminate-presbyopia . Published 2017. Accessed 10 Mar 2018.