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Brouwer AF, Roorda RJ, Brand PL.Brouwer AF, et al. Among authors: brand pl.Eur Respir J. 2006 Dec;28(6):1131-7. doi: 10.1183/09031936.06.00118205. Epub 2006 Jul 26.Eur Respir J. 2006.PMID: 16870659Free article.
Boluyt N, van der Lee JH, Moyer VA, Brand PL, Offringa M.Boluyt N, et al. Among authors: brand pl.Pediatrics. 2007 Dec;120(6):1334-43. doi: 10.1542/peds.2006-3381.Pediatrics. 2007.PMID: 18055684Review.