Linked from
The 9 pages that link to Auditory brainstem response, each with the reason it gives.
Auditory nerveRelated: Its earliest measured waves reflect activity in the auditory nerve.
AudiologyRelated: It estimates auditory pathway function without requiring a behavioral response.
TonotopyRelated: Frequency-specific stimuli probe different parts of the auditory pathway.
GerbillinaeRelated: Gerbils are used to investigate mammalian hearing and auditory processing.