1. Department of Clinical Development & Medical Affairs, Hetero, Hyderabad, Telengana, India
2. Department of ENT, Government Medical College & Hospital, SPSR, Nellore, Andhra Pradesh, India
3. Department of ENT, Govt Medical College & Govt General Hospital, Srikakulam, Andhra Pradesh, India
4. Department of ENT, Postgraduate Institute of Medical Education and Research, Chandigarh, India
5. Division of Allergy & Pulmonary Medicine, Dhanvantri OPD Block, SMS Hospital, Jaipur, Rajasthan, India
6. Department of ENT, Gandhi Hospital, Secunderabad, Telangana, India