PRK (Photorefractive Keratectomy) is usually a process during which the top layer with the cornea is eradicated along with the laser is then used on to the cornea. It doesn’t contain the creation of a partial thickness corneal flap. SLT is useful for open up-angle glaucoma to lessen eye pressure. https://socialwebleads.com/story6469571/little-known-facts-about-lasik-treatment-in-delhi