People wait before they leave after receiving COVID-19 vaccines at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

A man poses for photos after receiving COVID-19 vaccine at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

People wait to receive COVID-19 vaccines at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

A man receives a dose of COVID-19 vaccine at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

Photo taken on June 21, 2021 shows the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

Photo taken on June 21, 2021 shows the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

A man receives a dose of COVID-19 vaccine at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

A man receives a dose of COVID-19 vaccine at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)

People arrive to receive COVID-19 vaccines at the Bukit Jalil National Stadium vaccination center in Kuala Lumpur, Malaysia, on June 21, 2021. Malaysia reported another 4,611 new COVID-19 infections, bringing the national total to 701,019, the health ministry said on Monday. (Photo by Chong Voon Chung/Xinhua)