1.
De Angelis I, Ricceri L, Vitale A. The 3R principle: 60 years taken well. Preface. Ann Ist Super Sanità [Internet]. 2019 Dec. 18 [cited 2024 Nov. 21];55(4):398-9. Available from: https://annali.iss.it/index.php/anna/article/view/1001