1. Video and Image Processing Group; Philips Group Innovation, Research; Eindhoven The Netherlands
2. Applied Chemical Technology Group; Philips Group Innovation, Research; Eindhoven The Netherlands
3. Mahidol-Oxford Tropical Medicine Research Unit; Faculty of Tropical Medicine, Mahidol University; Bangkok Thailand
4. Centre for Tropical Medicine; CCVTM, University of Oxford; Oxford UK
5. Department of Medicine; Chittagong Medical College Hospital; Chittagong Bangladesh