Funding for this research was provided by:
Instituto de Salud Carlos III (PI17/01941)
Received: 10 May 2019
Accepted: 25 June 2019
First Online: 8 July 2019
Ethics approval and consent to participate
: Ethic approval was obtained from Puerta de Hierro Hospital ethics committee. Patients provided written consent.
: Not applicable.
: PGP reports consulting fees from Genzyme and Shire; speaking fees from Genzyme, Shire and Amicus; and research funding from Genzyme and Shire. TRV reports consulting fees from Genzyme and Amicus; and speaking fees from Shire and Amicus; RBV reports consulting fees from Genzyme and Amicus; speaking fees from Genzyme and Shire and research funding from Genzyme. Other authors have no conflict of interest relevant to this work to declare.