Question: Jan G. Švec, born on which date, is a Czech voice scientist, he is the inventor of videokymography, a method for high-speed visualization of vocal-fold vibrations, which is being used for advanced diagnosis of voice disorders, the term phonation has slightly different meanings depending on the subfield of phonetics?
{'answer': '22 November 1966', 'supporting_facts': [['Jan G. Švec', 0], ['Phonation', 0]]}