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Marcus DM, Sheils WC, Young JO, McIntosh SB, Johnson MH, Alexander J, Samy CN.Marcus DM, et al.Br J Ophthalmol. 2004 Jan;88(1):114-9. doi: 10.1136/bjo.88.1.114.Br J Ophthalmol. 2004.PMID: 14693787Free PMC article.Clinical Trial.
Marcus DM, Frederick AR Jr.Marcus DM, et al.Am J Ophthalmol. 1994 Dec 15;118(6):815-7. doi: 10.1016/s0002-9394(14)72568-1.Am J Ophthalmol. 1994.PMID: 7977615
Marcus DM, Brooks SE, Ulrich LD, Bassi FH, Laird M, Johnson M, Newman C.Marcus DM, et al.Ophthalmology. 1998 Oct;105(10):1907-14. doi: 10.1016/S0161-6420(98)91040-5.Ophthalmology. 1998.PMID: 9787363
Chacko JG, Figueroa RE, Johnson MH, Marcus DM, Brooks SE.Chacko JG, et al. Among authors: marcus dm.Ophthalmology. 1997 Feb;104(2):319-23. doi: 10.1016/s0161-6420(97)30317-0.Ophthalmology. 1997.PMID: 9052639
Park SS, Marcus DM, Duker JS, Pesavento RD, Topping TM, Frederick AR Jr, D'Amico DJ.Park SS, et al. Among authors: marcus dm.Ophthalmology. 1995 May;102(5):775-81. doi: 10.1016/s0161-6420(95)30956-6.Ophthalmology. 1995.PMID: 7777277
Chaknis MJ, Brooks SE, Mitchell KT, Marcus DM.Chaknis MJ, et al. Among authors: marcus dm.Am J Ophthalmol. 1996 Oct;122(4):580-2. doi: 10.1016/s0002-9394(14)72124-5.Am J Ophthalmol. 1996.PMID: 8862060