British drugmaker AstraZeneca Plc said Friday it has started clinical trials of a COVID-19 vaccine candidate in Japan, as it plans to begin supplying the vaccine in the country in the first quarter of next year.The testing of the vaccine AZD1222, which is being developed with the University of Oxford, will be carried out at multiple facilities targeting about 250 people aged 18 and older, according to AstraZeneca.The drugmaker agreed in August with the Japanese government to supply 120 million doses of the coronavirus vaccine, and it plans to supply 30 million of those between January and M…READ FULL ARTICLE