Which innovative technology first allowed pharmaceutical companies to conduct real-time sentiment analysis of patient experiences across social media platforms?

Modern pharmaceutical marketing is heavily regulated but continues to evolve with technology. Patient feedback and sentiment analysis have transformed how medical products are marketed and improved. This poll tests your knowledge of a significant shift in pharmaceutical product marketing approaches that revolutionized how medical companies understand patient experiences with their medications.

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Natural Language Processing algorithms specifically trained on medical terminology (2011)
Blockchain-based patient feedback systems (2015)
Augmented Reality medication experience tracking (2018)
Voice-activated medication reporting systems (2013)