Figure 3: Digital photographs of PPR patients in the control and SSA groups. (a) Representative images of patients in the control group at week 0. (b) Representative images of patients in the control group at week 9. (c) Representative images of patients in the SSA group at week 0. (d) Representative images of patients in the SSA group at week 9. PPR = papulopustular rosacea, SSA = supramolecular salicylic acid