Cernaro, V., A. Lacquaniti, G. Giorgianni, D. Bolignano, and M. Buemi. “Modifications in relaxin’s Serum Levels During Acetatefree Biofiltration (AFB): Only a New Biomarker?”. Italian Journal of Anatomy and Embryology, vol. 118, no. 1, Jan. 2014, pp. 98-99, https://oajournals.fupress.net/index.php/ijae/article/view/3299.