Low-fluence Q-switched Nd:YAG 1064-nm laser versus Q-switched Nd:YAG 532-nm laser in the treatment of hyperpigmented lips: a prospective, randomized, controlled, evaluator-blinded trial | SpringerLink
Q Switch Nd Yag Portable – The Derma Sciences
Efficacy and Safety of Q-switched Double-frequency 532-nm Neodymium-doped Yttrium Aluminum Garnet Laser in the Treatment of Lip Hyperpigmentation: A Pilot Study – JCAD | The Journal of Clinical and Aesthetic Dermatology
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