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Dual promoters of mouse mu-opioid receptor gene.
Ko JL, Minnerath SR, Loh HH. Ko JL, et al. Biochem Biophys Res Commun. 1997 May 19;234(2):351-7. doi: 10.1006/bbrc.1997.6640. Biochem Biophys Res Commun. 1997. PMID: 9177274