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MERCK MANUAL
Consumer Version
Acne and Related Disorders
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Acne
What is acne?
What causes acne?
What are the symptoms of acne?
How can doctors tell if I have acne?
How do doctors treat acne?
Rosacea
What is rosacea?
What causes rosacea?
What are the symptoms of rosacea?
How can doctors tell if I have rosacea?
How do doctors treat rosacea?
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