,On 3/15/71, after 5 day bout of vertigo, right ear ache, and difficulty ambulating (secondary to the vertigo) she sought medical attention and underwent an audiogram which reportedly showed a 20% decline in low tone acuity AD. 
,On 3/15/71 , after 5 day bout of vertigo , right ear ache , and difficulty ambulating ( secondary to the vertigo ) she sought medical attention and underwent an audiogram which reportedly showed a 20 % decline in low tone acuity AD .