1. Department of Endocrinology and Nutrition; Hospital Santa Creu i Sant Pau; Barcelona Spain
2. Biomedical Research Networking Centre on Bioengineering, Biomaterials & Nanomedicine: CIBER-BBN- EDUAB-HSP group; Barcelona Spain
3. Endocrinology Unit; Dos de Maig Hospital; Barcelona Spain
4. Department of Medicine; Universitat Autònoma de Barcelona; Barcelona Spain
5. Clinical Biochemistry Department; Hospital Santa Creu i Sant Pau; Barcelona Spain