[1] Univ Houston, Coll Optometry, Ocular Surface Inst, Houston, TX 77204 USA
[2] Univ New S Wales, Sch Optometry & Vis Sci, Sydney, NSW, Australia
[3] Univ Oxford, Nuffield Lab Ophthalmol, Oxford OX2 6AW, England
[4] Univ Miguel Hernandez, Inst Neurociencias, CSIC, Alicante, Spain
[5] Fdn Invest Oftalmol, Inst Fernandez Vega, Oviedo, Spain
[6] Massachusetts Eye & Ear Infirm, Boston, MA 02114 USA
[7] Univ Auckland, Dept Ophthalmol, Auckland 1, New Zealand
[8] Ichikawa Hosp, Tokyo Dent Coll, Tokyo, Japan
[9] Univ Louisville, Dept Ophthalmol & Visual Sci, Kentucky Lions Eye Ctr, Louisville, KY 40292 USA
[10] Univ Waterloo, Sch Optometry & Vis Sci, Ctr Contact Lens Res, Waterloo, ON N2L 3G1, Canada
[11] Hlth Partners Med Grp, Minneapolis, MN USA
[12] Univ Plymouth, Peninsula Allied Hlth Ctr, Plymouth PL4 8AA, Devon, England
[13] Univ Utah, Sch Med, Dept Ophthalmol & Visual Sci, Moran Ctr Translat Med,John A Moran Eye Ctr, Salt Lake City, UT USA
[14] Harvard Univ, Sch Med, Schepens Eye Res Inst, Massachusetts Eye & Ear, Boston, MA USA