| Bossuyt PM | Department of Internal Medicine, Division of Infectious Diseases, Tropical Medicine and AIDS and Center for Infection and Immunity Amsterdam (CINIMA), Amsterdam, The Netherlands. |
| Cornelissen PJ | Department of Pulmonary Diseases, University Medical Center Groningen, University of Groningen, PO Box 30.001, 9700 RB Groningen, the Netherlands. |
| Duiverman ML | Dept of Pulmonary Diseases, University Medical Center Groningen, University of Groningen, Post box 30002, 9750 RA Haren, The Netherlands. M.Duiverman@int.umcg.nl |
| El Moussaoui R | Department of Internal Medicine, Division of Infectious Diseases, Tropical Medicine and AIDS and Center for Infection and Immunity Amsterdam (CINIMA), Amsterdam, The Netherlands. |
| Kerstjens HA | Department of Pulmonary Diseases, University Medical Center Groningen, University of Groningen, PO Box 30.001, 9700 RB Groningen, the Netherlands. h.a.m.kerstjens@int.umcg.nl |
| Rabe KF | Leiden University Medical Center, Pulmonology, P.O. Box 9600, NL-2300 RC, Leiden, The Netherlands. k.f.rabe@lumc.nl |
| Reid J | Department of General Practice, University of Maastricht Research Institute CAPHRI, P.O. Box 616, 6200 MD Maastricht, The Netherlands. |
| Viel K | Department of Pulmonology C3-P, Leiden University Medical Center, Albinus-dreef 2 Postbus, NL-2300 Leiden, the Netherlands. |
| Wesseling GJ | Dept. of Respiratory Diseases, Care and Public Health Research Institute. Maastricht University Medical Center, Maastricht, the Netherlands. g.wesseling@lung.azm.nl |
| Wijkstra PJ | Dept of Pulmonary Diseases, University Medical Center Groningen, University of Groningen, Post box 30002, 9750 RA Haren, The Netherlands. |
| Zielinski J | Leiden University Medical Center, Pulmonology, P.O. Box 9600, NL-2300 RC, Leiden, The Netherlands. |
| de Jong YP | Department of Pulmonology, Isala klinieken, Pulmonology, PO Box 10500, Zwolle 8000 GM, the Netherlands. y.p.de.jong@isala.nl |
| van Schayck CP | Dept. of Respiratory Diseases, Care and Public Health Research Institute. Maastricht University Medical Center, Maastricht, the Netherlands. |
| van den Berg JW | Department of Pulmonology, Isala klinieken, Pulmonology, PO Box 10500, Zwolle 8000 GM, the Netherlands. |