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Hoffbrand BI, Earle KA, Nievel JG, Restrick LJ, Simmonds NJ.Hoffbrand BI, et al. Among authors: simmonds nj.Postgrad Med J. 1993 Feb;69(808):117-20. doi: 10.1136/pgmj.69.808.117.Postgrad Med J. 1993.PMID: 8506191Free PMC article.Clinical Trial.
Ong YE, Sheth A, Simmonds NJ, Heenan S, Allan R, Glees JP, Madden BP.Ong YE, et al. Among authors: simmonds nj.Eur Respir J. 2006 Feb;27(2):427-9. doi: 10.1183/09031936.06.00020905.Eur Respir J. 2006.PMID: 16452601Free article.