1 Undergraduate Research Organization, Dhaka, Bangladesh; Department of Public Health and Informatics, Jahangirnagar University, Dhaka, Bangladesh.
2 Undergraduate Research Organization, Dhaka, Bangladesh; Pabna Medical College, Hemayatpur, Pabna, Bangladesh.
3 International Gaming Research Unit, Psychology Department, Nottingham Trent University, Nottingham, UK.
4 Department of Child Health and the Child Health Research Institute, The University of Missouri School of Medicine, Columbia, MO 65201, USA. Electronic address: gozald@health.missouri.edu.