Vocal Biomarker Market to Surpass US$ 9.1 Billion by 2033 as Prevalence of Parkinson's Disease and Depression Surges: Fact.MR Rockville, Jan. 31, 2023 (GLOBE NEWSWIRE) -- The global vocal biomarker market is anticipated to be valued at US$ 2.3 billion in 2023. It is projected to exceed US$ 9.1 billion by 2033. Over the...