Maria J Overbeek, Herman Groepenhoff, Alexandre E Voskuyl, Egbert F Smit, Jochem WL Peeters, Anton Vonk-Noordegraaf, Marieke D Spreeuwenberg, Ben C Dijkmans, Anco Boonstra
Respir Res. 2008; 9(1): 68. Published online 2008 October 1. doi: 10.1186/1465-9921-9-68