@andyaschmidt @gezuskreistkim @EricTopol You can't really judge a faint line on an old test from long after the observation period.
@而Yaschmidt@gezuskreistkim@EricTopol在观察期结束后的很长一段时间里，你真的无法在旧测试中判断出一条微弱的线。
@andyaschmidt @gezuskreistkim @EricTopol You can't really judge a faint line on an old test from long after the observation period.
@而Yaschmidt@gezuskreistkim@EricTopol在观察期结束后的很长一段时间里，你真的无法在旧测试中判断出一条微弱的线。