1. Endocrinology and Nutrition Service, Department of Medicine, Germans Trias i Pujol University Hospital, Universitat Autònoma de Barcelona, Badalona, Spain
2. Endocrinology Unit, Mataró Hospital, Barcelona, Spain
3. Clinical Biochemistry Service, Germans Trias i Pujol University Hospital Universitat Autònoma de Barcelona, Badalona, Spain
4. Hemotherapy and Hemostasis Service, Hospital Clinic, Barcelona, Spain