Conflict of Interest

On behalf of all authors, the corresponding author states that there is no conflict of interest.

Ethical Approval

Ethical approval was waived by the local Ethics Committee of participating institutions in view of the retrospective nature of the study, and all the procedures being performed were part of the routine care.

Consent for Publication

Consent for publication was obtained for every individual person’s data included in the study.

Informed Consent

For this type of study, informed consent is not required.