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The Frascati group is involved in
the analysis of the HERMES data on the following items:
 | Generalised GDH sum rule |
| Electroproduction of pseudoscalar mesons |
| Single-spin azimuthal asymmetry |
| Hadronisation processes |
| Exclusive pion electroproduction |
| Semi-inclusive \eta electroproduction |
| Quark-hadron duality in polarised structure functions |
| Nuclear effects in hadronisation processes |
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