1. Professor, M.R.C. Scholar (1967-1970), Department of Biophysics, Faculty of Medicine, Medical Sciences Building, The University of Western Ontario London 72, Ontario, Canada
2. Summer student (1968), Department of Biophysics, Faculty of Medicine, Medical Sciences Building, The University of Western Ontario, London 72, Ontario, Canada
3. M.R.C. Fellow (1968-1970), Department of Biophysics, Faculty of Medicine, Medical Sciences Building, The University of Western Ontario, London 72, Ontario, Canada