Skor mallampati, jarak tiromental dan rasio jarak hiomental sebagai prediktor sulit intubasi atas dasar derajat visualisasi laring cormack lehane pada ras melayu di RSUPNCM= Mallampati score thyromental distance and hyomental distance ratio as predictor of difficult intubation based on larynx visualization scale cormack lehane in RSUPNCM malay race / Sahat Tumpal S - Sahat Tumpal S, author (2013)