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| ANITA | Adjuvant Navelbine International Trialist Association
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| ANITA | Amborella Nymphaeales and Illiciales Trimeniaceae Austrobaileya
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| ANITA | Anecdote: short, usually funny account of an event
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| ANITA | Associazione Nazionale Imprese Trasporti Automobilistici
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| ANITA | Australian National Institute for Theoretical Astrophysics
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