Khan, Tahmeena
Dixit, Shalini
Ahmad, Rumana
Raza, Saman
Azad, Iqbal
Joshi, Seema
Khan, Abdul Rahman
Article History
Received: 10 December 2016
Accepted: 9 March 2017
First Online: 4 April 2017
Compliance with ethical standards
: No permission was sought from the Institutional Ethics Committee, Era’s Lucknow Medical College, Lucknow, as the work did not involve human or animal subjects.
: The authors declare that they have no competing interests.
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