although the nzb/nzw f1 hybrid mouse may provide a valuable model for the study of lacrimal gland infiltration , since its tear osmolarity and ocular surface remain normal for a mouse , its usefulness as a model for ocular surface disease in human keratoconjunctivitis sicca may be more limited than previously thought .
C0015392
ocular
C0013238
keratoconjunctivitis sicca