1. Department of Neurosurgery, Lisie Hospital, Ernakulam, Kerala, India
2. Department of Gastroenterology, Lisie Hospital, Ernakulam, Kerala, India
3. Department of Anesthesia, Lisie Hospital, Ernakulam, Kerala, India
4. Department of Cardiology, Lisie Hospital Ernakulam, Kerala, India
5. Department of Neurosurgery Lourdes Hospital, Ernakulam, Kerala, India