ABSTRACT
INTRODUCTION TO THE OCULAR SURFACE The ocular surface, an integrated unit comprising the cornea, conjunctiva, lacrimal glands and eyelids, was fi rst described by Thoft in 1987 (Thoft 1978). Gipson extended the description of the ocular surface system in her Friedenwald lecture in 2007 (Gipson 2007): ‘the ocular surface...
