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
The development of the first permanent molar is initiated at:
assistant
The correct answer is  The development of the first permanent molar is initiated at the fourth month in utero.
The second molar is initiated at about the first year after birth, the third molar at the fourth or fifth years.