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Eysink PE, De Jong MH, Bindels PJ, Scharp-Van Der Linden VT, De Groot CJ, Stapel SO, Aalberse RC.Eysink PE, et al.Clin Exp Allergy. 1999 May;29(5):604-10. doi: 10.1046/j.1365-2222.1999.00554.x.Clin Exp Allergy. 1999.PMID: 10231319
Eysink PE, ter Riet G, Aalberse RC, van Aalderen WM, Roos CM, van der Zee JS, Bindels PJ.Eysink PE, et al.Br J Gen Pract. 2005 Feb;55(511):125-31.Br J Gen Pract. 2005.PMID: 15720934Free PMC article.