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Article History

Received: 13 November 2018

Accepted: 3 January 2019

First Online: 11 February 2019

Ethics approval and consent to participate

: Handling of the animals was done according to the requirements mentioned in “Guidelines for the care and use of laboratory animals 8th edition”. Prior approval of the ethical review committee of Ziauddin University was taken before starting this research study.

: Not applicable.

: The authors declare that they have no competing interests.

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