1 Department of Experimental Medicine and Biotechnology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
2 Department of Medical Parasitology, Postgraduate Institute of Medical Education and Research, Chandigarh, India.
3 Department of Virology, Postgraduate Institute of Medical Education and Research, Chandigarh 160 012, India. Electronic address: minipsingh@gmail.com.