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
Primary Dentition begins to show teeth eruption by __________
assistant
The correct answer is  Primary dentition to appear first is the lower central incisors at 6-10 months of age. Ref- Ghai , 9th edition , Table 2.2