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Mendelson J, Portnoy J, Abel T, Steinman R.Mendelson J, et al. Among authors: portnoy j.Can Med Assoc J. 1975 Apr 5;112(7):864-5.Can Med Assoc J. 1975.PMID: 804347Free PMC article.
Portnoy J, Mendelson J, Clecner B, Heisler L.Portnoy J, et al.Can Med Assoc J. 1974 Jan 19;110(2):169 passim.Can Med Assoc J. 1974.PMID: 4203950Free PMC article.
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Portnoy D, Portnoy J, Mendelson J.Portnoy D, et al. Among authors: portnoy j.Can Med Assoc J. 1979 Feb 17;120(4):408.Can Med Assoc J. 1979.PMID: 445281Free PMC article.
Portnoy J, Mendelson J.Portnoy J, et al.Can Med Assoc J. 1974 Nov 16;111(10):1053-4.Can Med Assoc J. 1974.PMID: 4429930Free PMC article.No abstract available.