Privitera, A., M. Donati, L. Gandolfo, and G. Brancato. 2003. “Analogic Evaluation of Pain During Inguinal Hernioplasty under Local Anaesthesia”. Annali Italiani Di Chirurgia 74 (4):463-66. https://annaliitalianidichirurgia.it/index.php/aic/article/view/3085.