![Laboratory-assistant-swapping-human-stool-samples-with-a-small-rod-and-mixing-the-feces-to-prepare-samples-for-testing-on-blood-with-rapid-test-cassette-in-small-laboratory-in-clinic](https://videocdn.cdnpk.net/harmony/content/video/premium/partners0168/thumbnails/BB_fed7f7c0-674c-4fd1-bfe9-e1201949c77c_small.jpg)
Laboratory assistant swapping human stool samples with a small rod and mixing the feces to prepare samples for testing on blood with rapid test cassette in small laboratory in clinic
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