Conflict of interest

Most of the authors reported receiving personal fees during the conduct of the study and/or outside the submitted work from LFB (Les Ullis, France), the manufacturer of the pharmaceutical product used in the trial, and from multiple other companies.

Ethical approval

The trial we have commented has received ethic committee approval from institutional review board and the French Agency for the Safety of Health Products approved the study, in accordance with Good Clinical Practice guidelines, French regulation and the declaration of Helsinki.

Informed consent

Informed agreement was provided from the next of kin if the patient could not consent. Emergency inclusion was approved by the institutional review board if there wasn't other options.