Funding for this research was provided by:
Associació Síndrome Opitz C (NA)
Ministerio de Economía y Competitividad (SAF2016-75948-R)
Instituto de Salud Carlos III (NA)
Departament de Salut, Generalitat de Catalunya (PERIS_SLT002_16_00174)
Received: 18 October 2019
Accepted: 28 January 2020
First Online: 10 February 2020
Ethics approval and consent to participate
: All protocols were approved by the ethics committee of each of the institutions (namely Universitat de Barcelona, Hospital Sant Joan de Deu and Instituto de Salud Carlos III) and all methods were performed in accordance with the relevant guidelines and regulations. Signed informed consent was obtained from each patient’s parents.
: Families have been informed of this publication. They have given signed consent to publish, including pictures of the patients.
: The authors declare no conflict of interest.