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Background
The Picosecond Nd:YAG laser has advantages in skin rejuvenation, which has little damage to surrounding tissues due to the ultra‐short pulse width. We perform clinical application of Picosecond Nd:YAG laser's tender skin mode, which could improve the seborrheic dermatitis.
Materials and Methods
Sixty‐three subjects with facial seborrheic dermatitis are randomized to be control and observation...