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Ying S, Haxton WC, Henley EM.Ying S, et al. Among authors: haxton wc.Phys Rev D Part Fields. 1989 Nov 15;40(10):3211-3220. doi: 10.1103/physrevd.40.3211.Phys Rev D Part Fields. 1989.PMID: 10011689No abstract available.