1 | Department of Biodiversity and Environmental Management, Botany, University of León, Spain . |
2 | ISAC-CNR, Bologna, Italy |
3 | Allergy Unit, Altollano Clinic, León, Spain |
4 | R & D Department, Bial-Arístegui, Bilbao, Spain |
5 | R & D Department, Abelló SA, Madrid, Spain |