PRK is another sort of refractive operation that is similar to LASIK but doesn't include developing a corneal flap. As an alternative, the outer layer on the cornea (epithelium) is gently eliminated ahead of reshaping the underlying corneal tissue with the excimer laser. This paper sheds light around the general https://typesofcostsinvolvedinscm67777.dsiblogger.com/60012246/5-easy-facts-about-types-of-costs-involved-in-scm-described