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Frigas E, Filley WV, Reed CE.Frigas E, et al.Mayo Clin Proc. 1984 May;59(5):295-9. doi: 10.1016/s0025-6196(12)61423-2.Mayo Clin Proc. 1984.PMID: 6374306Clinical Trial.
Ten RM, Klein JS, Frigas E.Ten RM, et al. Among authors: frigas e.Mayo Clin Proc. 1995 Aug;70(8):783-4. doi: 10.4065/70.8.783.Mayo Clin Proc. 1995.PMID: 7630219Review.No abstract available.