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A coronavirus test can be developed in 24 hours. So why are some countries still struggling to diagnose?

n the first week of January, reports emerged that a mysterious new form of pneumonia had affected dozens of people in China. Some were in a critical condition, and a number had invasive lesions on both lungs. Thousands of miles away in Berlin, German scientist Olfert Landt was already on alert. For 30 years, he had worked on diagnosing emerging diseases, including Severe acute respiratory syndrome (SARS). He wanted to make a test kit to help doctors diagnose the disease -- and he wanted to do it fast.........Read more

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