{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,5]],"date-time":"2026-05-05T00:45:14Z","timestamp":1777941914862,"version":"3.51.4"},"reference-count":3,"publisher":"Cambridge University Press (CUP)","issue":"3","license":[{"start":{"date-parts":[[2015,9,18]],"date-time":"2015-09-18T00:00:00Z","timestamp":1442534400000},"content-version":"unspecified","delay-in-days":14658,"URL":"https:\/\/www.cambridge.org\/core\/terms"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Can. j. neurol. sci."],"published-print":{"date-parts":[[1975,8]]},"abstract":"<jats:title>SUMMARY:<\/jats:title><jats:p>Three elderly women with marked progressive voice tremor, without other neurological symptoms, and negative family histories were investigated.<\/jats:p><jats:p>All had a 4-5 Hz respiratory tremor in expiration and, to a lesser degree, in inspiration; and all had vocal tremulousness synchronous with their respiratory irregularity. Articulation of phonemes was normal. In two cases the neurological examination was otherwise normal; in the third case there was a minimal 7\u00bd Hz tremor in the left thumb and index finger.<\/jats:p><jats:p>Simultaneous speech and vocal air pressure recordings, as well as cinematographic studies of the vocal apparatus and diaphragm were carried out.<\/jats:p><jats:p>It is suggested that these cases represent primarily an action tremor of respiration, that they belong in the spectrum of essential tremor, and hence may be amenable to treatment with propranolol.<\/jats:p>","DOI":"10.1017\/s0317167100020254","type":"journal-article","created":{"date-parts":[[2016,7,28]],"date-time":"2016-07-28T11:31:29Z","timestamp":1469705489000},"page":"195-197","source":"Crossref","is-referenced-by-count":34,"title":["The Nature of Primary Vocal Tremor"],"prefix":"10.1017","volume":"2","author":[{"given":"V.C.","family":"Hachinski","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"I.V.","family":"Thomsen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"N.H.","family":"Buch","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"56","published-online":{"date-parts":[[2015,9,18]]},"reference":[{"key":"S0317167100020254_ref001","doi-asserted-by":"publisher","DOI":"10.1212\/WNL.13.6.520"},{"key":"S0317167100020254_ref002","first-page":"809","volume-title":"Handbook of Clinical Neurology","volume":"6","author":"Marshall","year":"1968"},{"key":"S0317167100020254_ref003","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197405022901802"}],"container-title":["Canadian Journal of Neurological Sciences \/ Journal Canadien des Sciences Neurologiques"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.cambridge.org\/core\/services\/aop-cambridge-core\/content\/view\/S0317167100020254","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2019,5,29]],"date-time":"2019-05-29T19:27:08Z","timestamp":1559158028000},"score":1,"resource":{"primary":{"URL":"https:\/\/www.cambridge.org\/core\/product\/identifier\/S0317167100020254\/type\/journal_article"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1975,8]]},"references-count":3,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1975,8]]}},"alternative-id":["S0317167100020254"],"URL":"https:\/\/doi.org\/10.1017\/s0317167100020254","relation":{},"ISSN":["0317-1671","2057-0155"],"issn-type":[{"value":"0317-1671","type":"print"},{"value":"2057-0155","type":"electronic"}],"subject":[],"published":{"date-parts":[[1975,8]]}}}