![](http://www.alamy.com/thumbs/6/252E4399-8A12-4116-8849-33A51514A187/JEMXE0.jpg)
Blackboard with the chemical formula of Lidocaine
Size: 5472px × 3648px
Location: spain
Photo credit: © felipe caparros cruz / Alamy / Afripics
License: Royalty Free
Model Released: No
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