Ph.D. thesis submitted to the Institute of Biodiversity, Animal Health and Comparative Medicine, School of Life Sciences, College of Medical, Veterinary and Life Sciences, Boyd Orr Centre for Population and Ecosystem Health, University of Glasgow, 2012.
Thesis
Thesis (Ph.D.) -- University of Glasgow, 2012.
Bibliography
Includes bibliographical references (p. 130-143)
Note
Electronic version also available via Enlighten: Theses, http://theses.gla.ac.uk