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De Weerd P, Vandenbussche E, De Bruyn B, Orban GA.De Weerd P, et al. Among authors: orban ga.Behav Brain Res. 1990 Jun 18;39(1):1-17. doi: 10.1016/0166-4328(90)90117-w.Behav Brain Res. 1990.PMID: 2390193
Orban GA, Vandenbussche E, Sprague JM, De Weerd P.Orban GA, et al.Proc Natl Acad Sci U S A. 1990 Feb;87(3):1134-8. doi: 10.1073/pnas.87.3.1134.Proc Natl Acad Sci U S A. 1990.PMID: 2300573Free PMC article.
De Bruyn B, Orban GA.De Bruyn B, et al. Among authors: orban ga.J Opt Soc Am A. 1989 Feb;6(2):323-8. doi: 10.1364/josaa.6.000323.J Opt Soc Am A. 1989.PMID: 2926529