Quantify and compare the effectiveness of nonablative fractional laser (Fraxel re:store, Solta Medical, Bothell, WA) alone to nonablative fractional laser alternating with microneedling with radiofrequency (Intracel, Perigee Medical, Redwood City, CA) for the treatment of atrophic, facial acne scars in all skin types.
Compare the effectiveness of nonablative fractional resurfacing to radiofrequency micrnoeedling for facial acne scars in all skin types