Association between Streptococcus mutans levels and severity of caries in Ecuadorian schoolchildren aged 6 to 10 years. Int J Med Surg Sci [Internet]. 1 de diciembre de 2018 [citado 22 de octubre de 2026];5(4):132-5. Disponible en: http://186.67.134.105/index.php/ijmss/article/view/50