1. Determination of tear volume and tear flow;Mishima;Invest Ophthalmo,1966
2. Drop size of commercial glaucoma medications;Lederer;Am J Ophthalmol,1986
3. Ocular bioavailability and systemic loss of topically applied ophthalmic drugs;Patton;Am J Ophthalmol,1978
4. Textbook of Ocular Pharmacology;Schoenwald,1997
5. Drug Delivery and Targeting for Pharmacists and Pharmaceutical Scientists;Wilson,2001