A child is fed with vitamin A during a monthly medical health treatment for infants and children at South Tangerang, Indonesia on Aug 19, 2019. [Photo by Agung Kuncahya B./Xinhua]

A baby is fed with vitamin A during a monthly medical health treatment for infants and children at South Tangerang, Indonesia on Aug 19, 2019. [Photo by Agung Kuncahya B./Xinhua]