Fact Checks/Health & medicine/ReviewThe claim「マスク着用で妊婦の酸素飽和度が低くなり、赤ちゃんのへその緒が短くなる」Rating誤りReviewed by BuzzFeed Japan ↗ · January 17, 2022Original fact check ↗Search related fact checks →Use this record in your application ↗Report a correction ↗