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van der Aa LB, Lutter R, Heymans HS, Smids BS, Dekker T, van Aalderen WM, Sillevis Smitt JH, Knippels LM, Garssen J, Nauta AJ, Sprikkelman AB; Synbad Study Group.van der Aa LB, et al. Among authors: heymans hs.Clin Exp Allergy. 2012 Apr;42(4):531-9. doi: 10.1111/j.1365-2222.2011.03890.x. Epub 2011 Oct 18.Clin Exp Allergy. 2012.PMID: 22092915Clinical Trial.
van der Aa LB, van Aalderen WM, Heymans HS, Henk Sillevis Smitt J, Nauta AJ, Knippels LM, Ben Amor K, Sprikkelman AB; Synbad Study Group.van der Aa LB, et al. Among authors: heymans hs.Allergy. 2011 Feb;66(2):170-7. doi: 10.1111/j.1398-9995.2010.02416.x.Allergy. 2011.PMID: 20560907Clinical Trial.
van der Aa LB, Heymans HS, van Aalderen WM, Sprikkelman AB.van der Aa LB, et al. Among authors: heymans hs.Pediatr Allergy Immunol. 2010 Mar;21(2 Pt 2):e355-67. doi: 10.1111/j.1399-3038.2009.00915.x. Epub 2009 Jul 2.Pediatr Allergy Immunol. 2010.PMID: 19573143Review.
van der Aa LB, Heymans HS, van Aalderen WM, Sillevis Smitt JH, Knol J, Ben Amor K, Goossens DA, Sprikkelman AB; Synbad Study Group.van der Aa LB, et al. Among authors: heymans hs.Clin Exp Allergy. 2010 May;40(5):795-804. doi: 10.1111/j.1365-2222.2010.03465.x. Epub 2010 Feb 22.Clin Exp Allergy. 2010.PMID: 20184604Clinical Trial.