Thermosensitive Chitosan Hydrogels Containing Polymeric Microspheres for Vaginal Drug Delivery

Figure 1

SEM of MS A (a), MS B (b), MS C (c), MS D (d), MS E (e), MS F (f), MS G (g), MS H (h), and MS I (i).

(a)

(b)

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(d)

(e)

(f)

(g)

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(i)