TY - BOOK AU - Ghai,Ashwani Kumar TI - Refraction, dispensing optics and opthalmic procedures SN - 9789350901892 PY - 2013/// CY - New Delhi PB - Jaypee Brothers Medical Publishers KW - Eye KW - Accomodation and refraction KW - Optics, Physiological KW - Refraction, Ocular N1 - Includes bibliographical references and index ER -