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Li J, Nappi AJ.Li J, et al. Among authors: nappi aj.Biochem Biophys Res Commun. 1991 Oct 31;180(2):724-9. doi: 10.1016/s0006-291x(05)81125-8.Biochem Biophys Res Commun. 1991.PMID: 1953745
Nappi AJ, Seymour J.Nappi AJ, et al.Biochem Biophys Res Commun. 1991 Oct 31;180(2):748-54. doi: 10.1016/s0006-291x(05)81129-5.Biochem Biophys Res Commun. 1991.PMID: 1953749