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
A 12 kg child with diarrhoea, fluid to be replaced in first 4 hours -
assistant
The correct answer is  <p> 800-1200 ml. Park&;s textbook of preventive and social medicine,K.Park,23rd edition,page no:226. <\p>