‘As it would take time for nations to reach herd immunity, mechanisms to help re-open the economy and international borders such as health passports have been met with increased enthusiasm and strong support from economic sectors.
‘However, issues related to immunological uncertainties, social-ethical concerns related to its implementation as well as operational challenges in global standardisations have to be addressed in order for vaccine passports to be effective.’
Read here (Malay Mail, March 2, 2021)