Strain, GM; Clark LA; Wahl JM; Turner AE; Murphy KE. (3 March 2009). "Prevalence of deafness in dogs heterozygous or homozygous for the merle allele". Journal of Veterinary Internal Medicine. 23 (2): 282–6. CiteSeerX10.1.1.693.7956. doi:10.1111/j.1939-1676.2008.0257.x. PMID19192156.
Strain, GM; Clark LA; Wahl JM; Turner AE; Murphy KE. (3 March 2009). "Prevalence of deafness in dogs heterozygous or homozygous for the merle allele". Journal of Veterinary Internal Medicine. 23 (2): 282–6. CiteSeerX10.1.1.693.7956. doi:10.1111/j.1939-1676.2008.0257.x. PMID19192156.
Strain, GM; Clark LA; Wahl JM; Turner AE; Murphy KE. (3 March 2009). "Prevalence of deafness in dogs heterozygous or homozygous for the merle allele". Journal of Veterinary Internal Medicine. 23 (2): 282–6. CiteSeerX10.1.1.693.7956. doi:10.1111/j.1939-1676.2008.0257.x. PMID19192156.