Hellyer, P., Rodan, I., Brunt, J., Downing, R., Hagedorn, J. E., Robertson, S. A., & AAHA/AAFP Pain Management Guidelines Task Force Members. (2007). AAHA/AAFP pain management guidelines for dogs and cats. Journal of Feline Medicine & Surgery, 9(6), 466-480.
 
AAHA:AAFP (2007) pain management guidelines for dogs and cats.

 

Merola, I., & Mills, D. S. (2016). Behavioural signs of pain in cats: an expert consensus. PloS one, 11(2), e0150040.
 
Merola, I & Mills, D.S (2016) Behavioural Signs of Pain in Cats- An Expert Consensus

 

Merola, I., & Mills, D. S. (2016). Systematic review of the behavioural assessment of pain in cats. Journal of feline medicine and surgery, 18(2), 60-76.
 
Merola, I. & Mills, D.S. (2015) Systematic review of the behavioural assessment of pain in cats

 

Robertson, S. A., & Lascelles, B. D. X. (2010). Long-term pain in cats: how much do we know about this important welfare issue?. Journal of feline medicine and surgery, 12(3), 188-199.
 
Robertson, S. & Lascelles, D. (2010) Long-term pain in cats – How much do we know about this important welfare issue?

 

Taylor, P. M., & Robertson, S. A. (2004). Pain management in cats—past, present and future. Part 1. The cat is unique. Journal of Feline Medicine and Surgery, 6(5), 313-320.
 
Taylor, P.M. & Robertson, S.A. (2003) Pain management in catsdpast, present and future. Part 1. The cat is unique

 

Robertson, S. A., & Taylor, P. M. (2004). Pain management in cats—past, present and future. Part 2. Treatment of pain—clinical pharmacology. Journal of feline medicine and surgery, 6(5), 321-333.
 
robertson & Lascelle Pain in Cats Part 2

 

Holden, E., Calvo, G., Collins, M., Bell, A., Reid, J., Scott, E. M., & Nolan, A. M. (2014). Evaluation of facial expression in acute pain in cats. Journal of Small Animal Practice, 55(12), 615-621.
 
Holden_et_al-2014-Journal_of_Small_Animal_Practice