Del Brutto, Oscar H., Robertino M. Mera, Mauricio Zambrano, y Pablo R. Castillo. «Lack of Association Between the Friedman’s Tongue Position Type Iv and Obstructive Sleep Apnea in Older Adults of Amerindian Ancestry». Revista Ecuatoriana de Neurología 28, no. 1 (noviembre 3, 2021). Accedido agosto 15, 2022. https://revecuatneurol.temp.publicknowledgeproject.org/index.php/revecuatneurol/article/view/1798.