A vaccine can look normal even after freezing; four first-year students develop a $5 electricity-free vaccine tracker, winning $9,400 for an innovation that could help protect children
Winning team Kalyb. (Photo: Imperial) Four first-year university students have developed a low-cost device that could help health workers identify vaccines damaged during transportation, addressing a problem that can undermine immunisation programmes in regions with limited cold-chain infrastructure. The electricity-free gadget, which costs approximately $5 to make, records how many times a vaccine shipment has […]
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