Omicron's BA.2 subvariant has come to account for about 90 percent of new coronavirus cases in the country, an estimate by an experts panel at the health ministry showed Wednesday.The panel is calling for antivirus measures to be taken thoroughly as a larger-than-usual number of people are expected to travel during the Golden Week holidays starting Friday."There is a very high possibility that the holidays will lead to increased numbers of infections," Takaji Wakita, the head of the panel, said.Daily new COVID-19 cases totaled 46,267 on Wednesday, up about 6,000 from the previous day, with …READ FULL ARTICLE