Received: 10 July 2019
Accepted: 11 November 2019
First Online: 21 November 2019
Ethics approval and consent to participate
: The data analysed was from prescreening activities of clinical trials conducted that were approved by the institutional ethics committee of CERMEL (CEI-001/2017 and CEI-006/2017). All subjects provided with a signed informed consent prior to any study procedure.
: Not applicable.
: The authors declare that they have no competing interests.