The pharmaceutical industry has warned against straying from tried-and-tested dosing intervals for Covid-19 vaccines, saying doing so risks public confidence in the shots.
制药行业警告,不要偏离新型冠状病毒肺炎(COVID-19,即2019冠状病毒病)疫苗经过试验验证的接种间隔,称这样做可能会影响公众对疫苗的信心。
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