title: Comments on histological studies of gas laser lesions in humans and possible non-linear optical phenomena, together with experiments using a tuneable dye laser.
mesh_terms: D001128:Argon; D002104:Cadmium; D004912:Erythrocytes; D006371:Helium; D006801:Humans; D053685:Laser Therapy; D007834:Lasers / Q000009:adverse effects*; D009356:Neon; D009474:Neurons; D010786:Photoreceptor Cells; D012160:Retina / Q000166:cytology / Q000293:injuries*; D012168:Retinal Pigments
chemical_list: D012168:Retinal Pigments; D002104:Cadmium; D006371:Helium; D009356:Neon; D001128:Argon