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Mathias CJ, Wilkinson A, Lewis PS, Peart WS, Sever PS, Snell ME.Mathias CJ, et al. Among authors: sever ps.Chest. 1983 Feb;83(2 Suppl):357-9. doi: 10.1378/chest.83.2.357.Chest. 1983.PMID: 6337026
Moss S, Greenbaum R, Sever PS.Moss S, et al. Among authors: sever ps.J R Soc Med. 1980 Feb;73(2):139-41. doi: 10.1177/014107688007300212.J R Soc Med. 1980.PMID: 7230188Free PMC article.No abstract available.
Wilcox CS, Lewis PS, Peart WS, Sever PS, Osikowska BA, Suddle SA, Bluhm MM, Veall N, Lancaster R.Wilcox CS, et al. Among authors: sever ps.J Cardiovasc Pharmacol. 1981 May-Jun;3(3):598-611. doi: 10.1097/00005344-198105000-00018.J Cardiovasc Pharmacol. 1981.PMID: 6168840Clinical Trial.