Author: Murtadha H. Raheem Source: . International Journal of Drug Delivery Technology. 2021;11(3):1103-1106 DOI: 10.25258/ijddt.11.3.77 ABSTRACT Erbium-doped yttrium aluminium garnet (Er:YAG) laser wavelength (2940 nm) was used to treat acne scars to a different type. There are many different characteristics related to the skin layer, such as the stimulation of …

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