The UPC symbol is then used to populate most of the other fields in the form, including material number, packaging type, brand code, and project number.

这个 UPC 符号用于填充表单中的大部分字段，包括 material number、packaging type、brand code 和 project number。

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Under Mr Simons' scheme, which is being implemented in Nigeria and Ghana, a scratch-off panel on the packaging reveals a code which can be texted to a special number to verify that the drugs are genuine.

ECONOMIST: Beyond voice