Countries of origin and professional background of the participants
| Region | Countries | Professional role |
| Northern Europe | Germany, Netherlands, Sweden, UK | 4 Academic GPs 1 GP with multiple roles |
| Southern Europe | Portugal, Spain | 2 Academic GPs |
| Eastern Europe | Romania | 1 Asthma/allergy physician |
| Far East subcontinent | Malaysia | 1 Academic GP |
| Australasia | Australia | 1 Academic GP |
GP, general practitioner.