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a
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Tunisian stamp commemorates
the
VIIIth Afro-Asian Ophthalmology Meeting. |
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Japanese stamp commemorates the
23rd International Congress of Ophthalmology
in 1979. |
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US? or Nevis? stamp commemorates
100 years of the American Academy of Ophthalmology. |
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Egyptian stamp commemorates the
XVth Congress of Ophthalmology. |
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Pakistani stamp commemorates the
International Congress of Ophthalmology
in Islamabad |
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