Ophthalmological procedures and/or services including follow-up treatment

'and/or':3 'follow':7 'follow-up':6 'includ':5 'ophthalmolog':1 'procedur':2 'servic':4 'treatment':9

Printed instructional, educational, and teaching materials for use in the field of ophthalmology

'educ':3 'field':11 'instruct':2 'materi':6 'ophthalmolog':13 'print':1 'teach':5 'use':8

Device in the nature of medical lasers for medical use for providing ophthalmological procedures and services

'devic':1 'laser':7 'medic':6,9 'natur':4 'ophthalmolog':13 'procedur':14 'provid':12 'servic':16 'use':10

DIGITAL REFRACTOMETER

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