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. Author manuscript; available in PMC: 2016 Dec 30.
Published in final edited form as: Int J Pharm. 2015 Oct 28;496(2):534–540. doi: 10.1016/j.ijpharm.2015.10.056

Figure 1.

Figure 1

Scanning electron micrographs of microsphere formulations prepared using blends of PLGA polymers at various mass ratios: DLG7E/RG503H (w/w)=1/0, 3/1, 2/1 and 1/1 for F-1 (A), F-2 (B), F-3 (C) and F-4 (D), respectively.