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FIG 1. ISA-TAB-Nano File Structure
ISA-TAB
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ISA-TAB specifies that the names of the primary files end with .txt extensions. ISA-TAB-Nano file names may end in either .txt or .xls extensions. The ISA-TAB-Nano files used as examples in this document were prepared in excel spreadsheets, and so their filenames have the .xls extension.
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