Text and Data Mining valid from 2020-03-06
Received: 23 November 2019
Accepted: 6 February 2020
First Online: 6 March 2020
Ethics approval and consent to participate
: We followed the declaration of Helsinki regarding studies on human subjects. Approvals of the institutional research boards of Mansoura University Institutional Research Board and Nasser Institute for Research and Treatment Board were obtained (MUIRB-78-715-23) – (NIRT-23/4/15). Patients were informed and signed written consents for participation in the study and operation.
: Patients were informed and signed written consents for publishing of clinical data.
: The authors declare that they have no competing interests.