{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,24]],"date-time":"2026-03-24T03:45:42Z","timestamp":1774323942582,"version":"3.50.1"},"reference-count":0,"publisher":"BMJ","issue":"4","content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Heart"],"published-print":{"date-parts":[[1975,4,1]]},"DOI":"10.1136\/hrt.37.4.357","type":"journal-article","created":{"date-parts":[[2007,9,18]],"date-time":"2007-09-18T21:46:00Z","timestamp":1190151960000},"page":"357-364","source":"Crossref","is-referenced-by-count":66,"title":["Effect of propranolol on left ventricular function, segmental wall motion, and diastolic pressure-volume relation in man."],"prefix":"10.1136","volume":"37","author":[{"given":"J","family":"Coltart","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"E L","family":"Alderman","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"S C","family":"Robison","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"D C","family":"Harrison","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"239","container-title":["Heart"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/syndication.highwire.org\/content\/doi\/10.1136\/hrt.37.4.357","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2020,9,26]],"date-time":"2020-09-26T00:45:23Z","timestamp":1601081123000},"score":1,"resource":{"primary":{"URL":"https:\/\/heart.bmj.com\/lookup\/doi\/10.1136\/hrt.37.4.357"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1975,4,1]]},"references-count":0,"journal-issue":{"issue":"4","published-print":{"date-parts":[[1975,4,1]]}},"URL":"https:\/\/doi.org\/10.1136\/hrt.37.4.357","relation":{},"ISSN":["1355-6037"],"issn-type":[{"value":"1355-6037","type":"print"}],"subject":[],"published":{"date-parts":[[1975,4,1]]}}}