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Nagy ZZ, Krueger RR, Hamberg-Nyström H, Füst A, Kovács A, Kelemen E, Süveges L.Nagy ZZ, et al. Among authors: krueger rr.J Refract Surg. 2001 Sep-Oct;17(5):525-33. doi: 10.3928/1081-597X-20010901-05.J Refract Surg. 2001.PMID: 11583222
Mrochen M, Krueger RR, Bueeler M, Seiler T.Mrochen M, et al. Among authors: krueger rr.J Refract Surg. 2002 Jul-Aug;18(4):418-29. doi: 10.3928/1081-597X-20020701-01.J Refract Surg. 2002.PMID: 12160150