Nasal swab samples are collected at the Hangzhou Third Hospital in East China’s Zhejiang province on April 28, 2020. The government of East China’s Zhejiang province announced it will offer free nucleic acid and antibody tests to people who were identified as close contacts in the epidemiological investigation conducted by disease control centers of all levels but haven’t been tested before being discharged from medical observation. [Photo/Xinhua]
A board guides people where to get nucleic acid tests at the Hangzhou Third Hospital in East China’s Zhejiang province on April 28, 2020. [Photo/Xinhua]
Nasal swab samples are collected at the Hangzhou Third Hospital in East China’s Zhejiang province on April 28, 2020. [Photo/Xinhua]
A blood sample for COVID-19 antibody test at the Hangzhou Third Hospital in East China’s Zhejiang province on April 28, 2020. [Photo/Xinhua]
Blood is drawn from a nursing worker for COVID-19 antibody test at the Hangzhou Third Hospital in East China’s Zhejiang province on April 28, 2020. [Photo/Xinhua]
The Hangzhou Third Hospital in East China’s Zhejiang province is conducting nucleic acid and antibody tests, April 28, 2020. [Photo/Xinhua]
