A medical worker sprays disinfectant to her partner after collecting swab samples for COVID-19 test in Surabaya, Indonesia, July 20, 2020. (Photos: Kurniawan/Xinhua)

A medical worker holds a swab sample for COVID-19 test in Surabaya, Indonesia, July 20, 2020.

Medical workers collect a swab sample from a boy for COVID-19 test in Surabaya, Indonesia, July 20, 2020.