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
At PHC level vaccine storage is by?
assistant
The correct answer is  .ice lined refrigerators(ILR)are mkept at the PHC level.the cabinet temperature is maintained at 2 to 8 degree celsius.at the PHC level,ILR s are used to store all UIP vaccines.they are lined with tubes or ice packs filled with water which freezes and keeps the internal temperature at a safe level.</p><p>ref:park&;s textbook of preventive and social medicine,22 nd edition ,pg no 104</p>