Text and Data Mining valid from 2019-03-27
Received: 30 January 2019
Accepted: 18 March 2019
First Online: 27 March 2019
Change Date: 28 June 2019
Change Type: Correction
Change Details: An amendment to this paper has been published and can be accessed via a link at the top of the paper.
Compliance with ethical standards
: S.B. received novel formulations of LT4 from IBSA Institute Biochimique (Lugano, Switzerland) and IBSA s.r.l. (Lodi, Italy) to be given to patients for conducting clinical studies. In addition, S.B. was an invited speaker at symposia organized by IBSA. However, IBSA had no role in any phase of the writing of this manuscript. The remaining authors declare that they have no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of our institutional research committee at University Hospital of Messina and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.