My understanding is that only the Edison machine uses finger prick amounts. However, it sounds like since these machines don't work they are using standard inst

My understanding is that only the Edison machine uses finger prick amounts. However, it sounds like since these machines don't work they are using standard instruments. For these they take venous blood draws, just using a child-sized vacuum tube instead of an adult-sized vacuum tube. She talked about using the child-sized vacuum tubes in an interview. Not really a big differentiator in my opinion.