Vaccination drive faces big challenges

With the arrival of the first shipments of coronavirus disease 2019 (Covid-19) vaccine on Sunday, the government is expected to kick up efforts to achieve its target of inoculating 70 percent of the country’s more than 110 million population.

But formidable challenges lie ahead, not the least of which is the reluctance of many Filipinos to get a jab in the arm, unconvinced that the shot they would be getting is safe or effective.