system
Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
Inability to vocalise is?
assistant
The correct answer is  Ans. (a) AphoniaRef: Kaplan 10th ed ch-8, Oxford Handbook of Psychiatry edited by David Semple, Roger Smyth