D. W. Vredegoor, T. Willemse, M. D. Chapman, D. J. Heederik, E. J. Krop: Can f 1 levels in hair and homes of different dog breeds: lack of evidence to describe any dog breed as hypoallergenic. In: The Journal of allergy and clinical immunology. Band 130, Nummer 4, Oktober 2012, S. 904–9.e7, doi:10.1016/j.jaci.2012.05.013, PMID 22728082.
D. W. Vredegoor, T. Willemse, M. D. Chapman, D. J. Heederik, E. J. Krop: Can f 1 levels in hair and homes of different dog breeds: lack of evidence to describe any dog breed as hypoallergenic. In: The Journal of allergy and clinical immunology. Band 130, Nummer 4, Oktober 2012, S. 904–9.e7, doi:10.1016/j.jaci.2012.05.013, PMID 22728082.