Siddiqui, Muhammad A.
Ashraff, Suhel
Santos, Derek
Rush, Robert
Carline, Thomas E.
Raza, Zahid
Article History
Received: 21 November 2017
Accepted: 6 February 2018
First Online: 7 March 2018
Ethics approval and consent to participate
: The study protocol was approved by the South East Scotland Research Ethics Committee 03, Edinburgh, UK (No: 09/S1103/29).
: Not applicable.
: The authors declare that they have no competing interests.
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