 They work pretty well and go for it. But the main thing is use them up. But by the way, when you next time you go to the pharmacy, grab a couple of the new ones that are there. Don't be penny wise and pound foolish. But at the end of the day, folks, I cannot emphasize, and I have no economic interest in any of the test kit companies. But look here, this disease presents now in such nonspecific, strange symptoms.