Article History
Received: 16 June 2018
Revised: 24 July 2018
Accepted: 27 July 2018
First Online: 6 August 2018
Compliance with ethical standards
:
: The authors have no conflicts of interest or funding to declare. The study was done independently and without any funding.
: This retrospective study was approved by the Institutional Ethics Committee. Patients were informed about the study and permission taken to collect data from their files and from the TPS. All records are kept confidential, and only patient data were taken for study.