J. Q. Del Rosso, M. Jackson, S. Johnson, A. Harvey, and R. Chavda, “Effect of Combination Therapy on Visible/Non-Visible Symptoms, and Disease Burden Associated with Severe Rosacea: Results from A Post-Hoc Analysis of A Randomized Controlled Trial”, J of Skin, vol. 4, no. 5, p. s56, Sep. 2020.