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Article History

Received: 27 July 2018

Accepted: 29 October 2018

First Online: 26 November 2018

Ethics approval and consent to participate

: The questionnaire used in this article (opinion survey) did not need an ethics committee approval. This is regulated by the Spanish Medicines Agency, where this kind of surveys does not appear regulated, since they do not need approval (ExternalRef removed).

: Not applicable.

: Dr. EG states that he has participated in clinical trials sponsored by Novartis, Roche, Pfizer, and MSD; and advisory boards sponsored by Roche, Pfizer, Bristol-Myers Squibb, and Novartis. He has also received fees for presentations from Pfizer, Bristol-Myers Squibb, Bayer and Novartis, and travel expenses from Pfizer, Bristol-Myers Squibb, Bayer, and Novartis. Dr. AM and Dr. SR declare a conflict of interest with Novartis. MJMV has disclosed that she has served as a scientific advisor or consultant for Bristol-Myers Squibb, Novartis and Pfizer. The rest of the authors declare that they have no conflict of interest.

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