1. Department of Microbiology, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.
2. Applied Microbiology, Department of Botany, Institute of Science, Banaras Hindu University, Varanasi, India.
3. Institute of Medical Sciences, Sir Sunderlal Hospital, Banaras Hindu University, Varanasi, India.
4. Department of Anaesthesiology, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.
5. Department of Pediatrics, Institute of Medical Sciences, Banaras Hindu University, Varanasi, India.