SiatkowskiR.M., CotterS., MillerJ.M., et al.Safety and efficacy of 2% Pirenzepine ophthalmic gel in children with myopia: a 1-year, multicenter, double-masked, placebo-controlled parallel study. Arch. Ophthalmol., 122:1667–1674, 2004.
2.
SiatkowskiR.M., CotterS.A., CrockettR.S., MillerJ.M., NovackG.D., and ZadnikK.Two-year multicenter, randomized, double-masked, placebo-controlled, parallel safety and efficacy study of 2% pirenzepine ophthalmic gel in children with myopia. J. AAPOS., 12:332–339, 2008.
3.
AugustineN.R., MadhavanG., and NassS.J.Making Medicines More Affordable: A National Imperative. Washington, DC: National Academy of Sciences, 2017.