[Importance of peroral endoscopy].
D004724:Endoscopy; D005767:Gastrointestinal Diseases / Q000175:diagnosis*; D006801:Humans; D012137:Respiratory System; D012140:Respiratory Tract Diseases
ENDOSCOPY; GASTROINTESTINAL DISEASES/diagnosis; RESPIRATORY TRACT/diseases
Importância da endoscopia peroral.