00430nam a2200121Ia 4500 180412s9999||||xx |||||||||||||| ||und|| Ahmadu Bello University Library - Zaria VAUGHAN, Daniel General ophthalmology Daniel Vaughan, Tailor Asbury, Paul Riordan- Eva. \\ 13th ed. Prentice Hall; London 1992 xi, 467p.; ill., diags., tables Includes bibliographical references 819 819