1. Department of Plant Biology, Ecology and Earth Sciences, Faculty of Science, University of Extremadura, Badajoz, Spain
2. Department of Construction, School of Technology, University of Extremadura, Cáceres, Spain
3. Department of Applied Physics, Engineering Agricultural School, University of Extremadura, Badajoz, Spain
4. Department of Allergology, Infanta Cristina University Hospital, Badajoz, Spain