1.
Lao Gallardo W, Araya Rodríguez H. Periodontal disease in Costa Rica year 2017. Odo. Vit. [Internet]. 2018 Dec. 1 [cited 2026 Nov. 14];2(29):60-9. Available from: https://revistas.ulatina.ac.cr/index.php/odontologiavital/article/view/150