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. 2020 Apr 7;12(4):852. doi: 10.3390/polym12040852

Figure 12.

Figure 12

X-ray diffraction (XRD) patterns of neat naltrexone and prepared naltrexone microspheres with PLLA, PPAd, and PLLA-b-PPAd 90/10 and 75/25 w/w copolymers.