Institution: | 1. Nelson Mandela University, Department of Radiography, Nelson Mandela University, South Africa;2. Nelson Mandela University, Department of Nursing Science, Nelson Mandela University, P.O. Box 7700, Port Elizabeth, 6031, South Africa;3. Nelson Mandela University, Radiography Department, Nelson Mandela University, P.O. Box 7700, Port Elizabeth, 6031, South Africa |