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The Preference-Driven Lead User Method for New Product | Alexander Sänn | Springer https://t.co/cUK9QEEY8X #UserInnovatioin https://t.co/7UB10bZsnG
The Preference-Driven Lead User Method for New Product | Alexander Sänn | Springer https://t.co/cUK9QEEY8X #UserInnovatioin https://t.co/7UB10bZsnG