Apetroie, A. D. “Aspects of the Benign Extrasystolic Arrhythmia in the Child and Teenager With Tetany”. Journal of Experimental and Molecular Biology, vol. 19, no. 1, May 2018, pp. 7-14, http://www.jemb.bio.uaic.ro/index.php/jemb/article/view/9.