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. Author manuscript; available in PMC: 2013 Nov 1.
Published in final edited form as: Adv Drug Deliv Rev. 2012 May 1;64(14):1547–1568. doi: 10.1016/j.addr.2012.04.005

Figure 5.

Figure 5

Dissolving microneedles made of water-soluble polymers and biodegradable polymers. Images reproduced with permission from references (a) [113], (b) [112], (c) [127], (d) [126], (e) [140], (f) [50], (g) [119] and (h) [130].