1 Center for Health Professions Education, Adesh University, Bathinda, Punjab. Correspondence to: Dr Tejinder Singh, Emeritus Professor of Pediatrics and Professor of Health Professions Education, Adesh University, Bathinda, Punjab. drtejinder22@gmail.com.
2 Department of Pediatrics, University College of Medical Sciences, New Delhi.
3 Department of Pediatrics, Guru Gobind Singh Medical College, Faridkot, Punjab.