TY - JOUR AU - Keay Lisa AU - McNally J. AU - Kern J. AU - Chalmers R. AD - Atlanta, Georgia George Institute for Global Health Sydney New South Wales, Australia Cooper Vision Pleasanton, California Alcon Research, Ltd. Ft. Worth, Texas. AN - 23353994 BT - Optometry and Vision Science DP - NLM ET - 2013/01/29 LA - eng M1 - 2 N1 - Chalmers, Robin LKeay, LisaMcNally, JohnKern, JamiUnited StatesOptom Vis Sci. 2013 Feb;90(2):e80. doi: 10.1097/OPX.0b013e3182851d92. PY - 2013 SN - 1538-9235 (Electronic)1040-5488 (Linking) EP - e80 T2 - Optometry and Vision Science TI - Authors' response VL - 90 ER -