1 Department of Life, Health and Environmental Sciences, University of L'Aquila, L'Aquila, Italy; Allergy and Clinical Immunology Unit, Center for the diagnosis and treatment of Osteoporosis, AUSL04 Teramo, Italy; Technical group for the coordination of Gender Medicine, Teramo, Italy.
2 Department of Life, Health and Environmental Sciences, University of L'Aquila, L'Aquila, Italy.
3 Department of Life, Health and Environmental Sciences, University of L'Aquila, L'Aquila, Italy; Allergy and Clinical Immunology Unit, Center for the diagnosis and treatment of Osteoporosis, AUSL04 Teramo, Italy; Technical group for the coordination of Gender Medicine, Regione Abruzzo, Italy.
4 Department of Life, Health and Environmental Sciences, University of L'Aquila, L'Aquila, Italy; Allergy and Clinical Immunology Unit, Center for the diagnosis and treatment of Osteoporosis, AUSL04 Teramo, Italy; Technical group for the coordination of Gender Medicine, Regione Abruzzo, Italy. Electronic address: demartinis@cc.univaq.it.