American veterinarians' animal welfare limitations

References 

1. American Veterinary Medical Association Web site. Pregnant Sow Housing (current as of June 2005). Available at: http://www.avma.org/issues/policy/animal_welfare/pregnant_sow_housing.asp. Accessed May 14, 2009.
2. American Veterinary Medical Association Web site. A Comparison of Conventional Cage, Furnished Cage, and Non-cage (Barn and Outdoor/Free-range) Systems for Housing Laying Hens. Available at http://www.avma.org/issues/animal_welfare/cage_noncage_systems.asp. Accessed May 14, 2009.
3. American Veterinary Medical Association Web site. Extensive study to examine egg-laying hen housing (July1,2009). Available at http://www.avma.org/onlnews/javma/jul09/090801a.asp. Accessed August 27, 2009.
4. Barnett JL, Hemsworth PH, Cronin GM, Jongman EC, Hutson GD. A review of the welfare issues for sows and piglets in relation to housing. Aust. J. Agric. Res. 2001;52:1–28
5. Brown DC, Boston RC, Coyne JC, Farrar JT. Development and psychometric testing of an instrument designed to measure chronic pain in dogs with osteoarthritis. Am. J. Vet. Res. 2007;68(6):631–637
   • MEDLINE
   • CrossRef
6. Candiani D, Slamano G, Mellia E, Doglione L, Bruno R, Toussaint M, et al. A combination of behavioral and physiological indicators for assessing pig welfare on the farm. J. Anim. Wel. Sci. 2008;11(1):1–13
7. Dawkins MS. Behaviour as a tool in the assessment of animal welfare. Zoology. 2003;106:383–387
8. Hielm-Björkman AK, Rita H, Tulamo R-M. Psychometric testing of the Helsinki chronic pain index by completion of a questionnaire in Finnish by owners of dogs with chronic signs of pain caused by osteoarthritis. Am. J. Vet. Res. 2009;70(6):727–734
   • CrossRef
9. Jones B, McGreevy P. How much space does an elephant need? The impact of confinement on animal welfare. J. Vet. Behav.: Clin. Appl. Res. 2007;2(6):185–187
10. Karlen GAM, Hemsworth PH, Gonyou HW, Fabrega E, Strom AD, Smits RJ. The wefare of gestating sows in conventional stalls and large groups on deep litter. Appl. Anim. Behav Sci. 2007;105(1-3):87–101
    • Abstract
    • Full Text
    • Full-Text PDF (359 KB)
    • CrossRef
11. McMillan FD. Quality of life in animals. J. Am. Vet. Med. Assoc. 2000;216:1904–1910
    • MEDLINE
    • CrossRef
12. Nicol C. Space, time, and unassuming animals. J. Vet. Behav.: Clin. Appl. Res. 2003;2(6):188–192
13. Rhodes RT, Appleby MC, Chinn K, Douglas L, Firkins LD, Houpt KA, et al. A comprehensive review of housing for pregnant sows. J. Am. Vet. Med. Assoc. 2005;227:1580–1590
    • MEDLINE
    • CrossRef
14. Smith KW, Avis NE, Assmann SF. Distinguishing between quality of life and health status in quality of life research: A meta-analysis. Quality of Life Research. 1999;8:447–459
15. Stroud P. Defining issues of space in zoos. J. Vet. Behav.: Clin. Appl. Res. 2007;2(6):219–222
16. Willner P. The validity of animal models of depression. Psychopharmacology. 1984;83:1–16
    • MEDLINE
    • CrossRef
17. Wiseman-Orr, M.L., Scott, E.M., Reid, J., et al. Validation of a structured questionnaire as an instrument to measure chronic pain in 734 AJVR, Vol 70, No. 6, June 2009 dogs on the basis of effects on health-related quality of life. Am J Vet Res 2006;67:1826-1836.
18. Wojciechowska JI, Hewson CJ. Quality-of-life assessment in pet dogs. A. J. Vet. Res. 2005;226(5):722–728
19. Wojciechowska JI, Hewson CJ. Development of a discriminative questionnaire to assess nonphysical aspects of quality of life of dogs. A. J. Vet. Res. 2005;66(8):1453–1460
20. Wojciechowska JI, Hewson CJ, Stryhn H, Guy NC, Patronek GJ, Timmons V. Evaluation of a questionnaire regarding nonphysical aspects of quality of life in sick and healthy dogs. Am. J. Vet. Res. 2005;66(8):1461–1467
    • MEDLINE
    • CrossRef
21. Yazbek KVB, Fantoni DT. Validity of a health-related quality-of-life scale for dogs with signs of pain secondary to cancer. J. Am. Vet. Med. Ass. 2005;226(8):1354–1358