Hatfield, Shanna (5) Hatfield, Philip (1) Hatfield Ph. D., Frederick C. (1) Bexfield, Nick (school Of Veterinary Medicine And Science, University Of Nottingham, Sutton Bonington Campus, Leicestershire, Uk), Lee, Karla (the Royal Veterinary College, University Of London, Hatfield, Hertfordshire, Uk) (1) Hatfield, Elaine (university Of Hawaii, Elaine Hatfield And Richard L Rapson (1)