Chadwick, Wayne. University of Port Elizabeth; 2003. Observed metabolic changes in male Wistar rats after treatment with an antidepressant implied in undesirable weight gain, or Sutherlandia frutescens for Type II diabetes.

Chadwick, Wayne. Nelson Mandela Metropolitan University; 2006. Metabolic effects brought about by tricyclic antidepressants and the contribution of a medicinal plant in alleviating high fat diet induced insulin resistance in male wistar rats.