1) Kathmandu, Nepal
2) Thimphu, Bhutan
3) Islamabad, Pakistan
4) Dhaka, Bangladesh
Explanation:
July 28 was chosen to celebrate WHD as it is the birthday of scientist Dr Baruch Blumberg who discovered the hepatitis B virus (HBV).In 2008, the World Hepatitis Alliance in association with patient groups declared May 19 as the first WHD. Later, the World Health Assembly (WHA) changed it to July 28 in May 2010.Georgia’s hepatitis C elimination program, launched in 2015, was named as the world’s first Centre of Excellence in Viral Hepatitis Elimination by the European Association for the Study of the Liver (EASL) International Liver Foundation.The host country for WHD 2019 was Pakistan where the global events were held in Islamabad on 27-28 July 2019. As per WHO, Bangladesh, Bhutan, Nepal & Thailand achieved Hepatitis B control.