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Pennycook J, Marshall A, Chang Y, Phillips RA, Wu GE.Pennycook J, et al.Ann N Y Acad Sci. 1995 Sep 29;764:121-2. doi: 10.1111/j.1749-6632.1995.tb55814.x.Ann N Y Acad Sci. 1995.PMID: 7486510No abstract available.
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