The Search for New Drugs for Coronavirus Faces Long Odds
A laboratory technician with the Home Team Science and Technology Agency simulates the loading of primer onto a VereChip Lab-on-Chip, part of the Covid-19 test kits at the CBRNE Laboratory in Singapore. (Photographer: Wei Leng Tay/Bloomberg)

The Search for New Drugs for Coronavirus Faces Long Odds

(Bloomberg) -- Drugmakers are racing to find treatments and vaccines for the new coronavirus, but crossing the finish line would mean bucking a long and discouraging history—and it may not pay off.
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