Erum, Rakhshanda
Samad, Farkhunda
Khan, Adnan
Kazmi, Shahana Urooj
Article History
Received: 26 March 2020
Accepted: 17 November 2020
First Online: 3 December 2020
Ethics approval and consent to participate
: A proper approval had been obtained from the ethical committee of hospitals and ethical review board of University of Karachi, Pakistan. Written informed consent was taken from all patients prior the sample collection.
: Not applicable.
: The authors declare that they have no competing interests.