Study of 1550nm Erbium Glass Laser Fractional non-ablative treatment of photoaging: comparative clinical effects, histopathology, electron microscopy and immunohistochemistry - Sica, Regia Celli Patriota de; Rodrigues, Consuelo Junqueira; Maria, Durvanei Augusto; Cucé, Luiz Carlos (Journal of cosmetic and laser therapy, 2023)