Received: 1 April 2019
Accepted: 31 July 2019
First Online: 16 August 2019
Ethics approval and consent to participate
: Comité de Protection des Personnes Lyon Sud-Est II ANSM: 2014-A01034-43.ExternalRef removed: NCT02248025.
: Not applicable
: The corresponding author has created a medtech company called DICARTECH which is developing a device to assess capillary refill time. All other authors declare that they have no competing interests.