B

operating, managing and providing for others facilities * at * which photorefractive keratectomy and other procedures to treat vision disorders * are performed *

developing and disseminating educational programs for others, and providing training in the form of seminars in the field of performing photorefractive keratectomy and other procedures to treat vision disorders

performing photorefractive keratectomy and other procedures to treat myopia, astigmatisms and other vision disorders, and quality control services for others in the field of performing photorefractive keratectomy and other procedures to treat vision disorders