1 Department of Internal medicine, Iqraa International Hospital and Research Centre, Calicut, Kerala, India.
2 Department of Psychiatry, Iqraa International Hospital and Research Centre, Calicut, Kerala, India.
3 Corresponding Author: N. A. Uvais, MBBS, DPM, Department of Psychiatry, Iqraa International Hospital and Research Centre, Calicut, Kerala, India (druvaisna@gmail.com).