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Greenberg PD, Reusser P, Goodrich JM, Riddell SR.Greenberg PD, et al.Ann N Y Acad Sci. 1991 Dec 30;636:184-95. doi: 10.1111/j.1749-6632.1991.tb33450.x.Ann N Y Acad Sci. 1991.PMID: 1665321