image tag: diseases, main color: cyan, image quantity: 4

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surgery, action, hospital, doctor, care for, clinic, disease
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cancer, x-ray, scan, disease, examination, oncology, physician
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mite, aceria anthocoptes, acari, arachnid, spider, electron microscope, eriophyidae
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bacteria, cocci, staphylococci, staphylococcus, pathogens, disease, electron microscopy