TY  - DATA
AU  - Korb,Donald R.
ED  - British Contact Lens Association
TI  - The tear film: structure, function, and clinical examination 
SN  - 0750641967
PY  - 2002///
CY  - Oxford
PB  - Butterworth-Heinemann
KW  - Tears
KW  - physiology
KW  - Contact Lenses
KW  - adverse effects
KW  - Dry Eye Syndromes
N1  - Includes bibliographical references and index
ER  -