Percivale, Andrea, Paola Gnerre, Giulio Damonte, Sandra Buscaglia, Mario Monachesi, Lionello Parodi, Rodolfo Tassara, Gianluca Curletti, and Giovanni Saccomani. 2015. “Primary Hyperparathyroidism: Epidemiology, Clinical Features, Diagnostic Tools and Current Management”. Italian Journal of Medicine 9 (4), 330-45. https://doi.org/10.4081/itjm.2015.547.