1. Department of Health Sciences, Università degli Studi di Milano, Milan, Italy
2. Divers Alert Network (DAN) Europe Research Division, Roseto degli Abruzzi, Italy
3. Istituto di Chimica Biomolecolare del CNR, Catania, Italy
4. Department of Physiology and Pharmacology “Vittorio Erspamer”, Sapienza University, Rome, Italy
5. Dipartimento di Scienze Biomediche e Cliniche "L. Sacco", Università degli Studi di Milano, Milano, Italy
6. Department of Chemistry, Faculty of Medicine, University of Niš, Niš, Serbia
7. Faculty of Medicine, University of Milan, Milan, Italy