Kopanaki, Evangelia, Maria Piagkou, Theano Demesticha, Emmanouil Anastassiou, and Panagiotis Skandalakis. 2021. “A Novel Test, the Sternomental Distance Ratio, Used As a Predictor of Difficult Laryngoscopy in a Normal Population and in Thyroid Tumor Surgery Patients: A Preliminary Study”. Acta Medica Academica 49 (3):249-54. https://doi.org/10.5644/ama2006-124.314.