observational studies rgb color icon |
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navigate by keyword : color icon observation study clinical trial control group human volunteer research medicine diagnostic testing drug participant checkup pain analysis effect patient experiment exploration healthcare medical health lab science vector isolated illustration web logo logotype concept symbol cartoon pictogram element design linear outline line thin contour lineart flat art |
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Observational studies RGB color icon. Observing participants without intervention. Evaluating drug impact on health. Following research plan. Isolated vector illustration. Simple filled line drawing |
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