Research Article

Clinical Benefit and Safety of Microneedle Patches Composed of Magnesium: A Pilot Study in Acne Patients

Figure 3

(a) Changes in total number of acne lesions over time and (b) changes in acne scores over time ( values less than 0.05 shown as less than 0.01 shown as and less than 0.001 shown as ); visit 1: day zero, visit 2: day three, visit 3: day seven.
(a)
(b)