Why India's vaccine certificate is better and at par with international standards

As UK health authorities raise doubts over India's Covid-19 vaccine certificate, let's take a look at why India's vaccine certificate is better and at par with international standards.

While questions are being raised over India’s vaccination certificates by the UK health authorities, we take a look at the various kinds of vaccination certifications being given by nations globally for facilitation of international travel. Is it any different from what is being issued in India?