1. insaf Respiratory Research Institute; Biebricher Allee 34 65187 Wiesbaden Germany
2. PAREXEL International GmbH; Klinikum Westend, Haus 17 D-14050 Berlin Germany
3. AstraZeneca; Avda. Diagonal 615 08028 Barcelona Spain
4. Almirall Research and Development Centre; Laureà Miró 408-410 08980 Sant Feliu de Llobregat, Barcelona Spain
5. Former employee of AstraZeneca; Avda. Diagonal 615 08028 Barcelona Spain