[Ed note: For those unaware, Korea has a universal, single-payer healthcare system, and in-office treatments are far more affordable than they are in America.] Skin-Deep Treatments About five years ago, skin-care technology started to advance, and acne patients started adding laser treatments and radiofrequency-charged microneedling to their weekly visits, Dr. Ban says. Gold photothermal therapy (or Gold PTT) is a …
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