Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse
Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse

Letters | Coronavirus pandemic: what the fight against Aids can teach us

Topic |   Coronavirus pandemic
Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse
Researchers work in a lab at Yisheng Biopharma in Shenyang in China’s Liaoning province on June 10. The company is one of many in China trying to develop a vaccine for Covid-19. Photo: Agence France-Presse
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