PRK (Photorefractive Keratectomy) is a procedure in which the best layer with the cornea is taken off along with the laser is then applied straight to the cornea. It doesn’t require the development of a partial thickness corneal flap. Just like other surgical processes,LASIK also has some dangers and difficulties. https://prxdirectory.com/listings13473855/everything-about-lasik-treatment-in-delhi