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Medical researcher examining pill in front of blackboard with formula

Stock Photo:
Image ID: 82632862
Release Information: N/A
Copyright: Shawn Hempel
500x375 6.9"x5.2" (72dpi) 143 KB
1000x750 3.3"x2.5" (300dpi) 443 KB
4992x3744 16.6"x12.5" (300dpi) 2.9 MB
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