https://www.gettyimages.com/detail/news-photo/photomicrograph-of-a-fresh-stool-sample-prepared-in-a-10-news-photo/2287719521
Photomicrograph of a fresh stool sample prepared in a 10% formalin... News Photo - Getty Images
Photomicrograph of a fresh stool sample prepared in a 10% formalin solution and and stained with modified acid-fast stain, showing Cyclospora cayetanensis...
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