1.
Betti M, Vergani P, Damiani GR, Pellegrino A, Di Naro E, Trojano G, Pirovano C, Stomati M, Loverro M. Unilateral twin tubal pregnancy: a case report and review of the literature. Acta Bio Med [Internet]. 2018Oct.8 [cited 2019Oct.23];89(3):423-7. Available from: http://mattioli1885journals.com/index.php/actabiomedica/article/view/6915