Mehreen Malik
South City Hospital, Karachi, Pakistan
Sana Urooj
Department of Anesthesiology, Civil Hospital Karachi, Pakistan
Aftab Imtiaz
Department of Anesthesiology, Abbasi Shaheed Hospital/Karachi Medical & Dental College, Karachi, Pakistan.
Arif Muhammad Arif
Anesthesiology, Abbassi Shaheed Hospital Karachi, Pakistan.