{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,4,28]],"date-time":"2026-04-28T17:50:50Z","timestamp":1777398650360,"version":"3.51.4"},"reference-count":21,"publisher":"SAGE Publications","issue":"3","license":[{"start":{"date-parts":[[1977,3,1]],"date-time":"1977-03-01T00:00:00Z","timestamp":226022400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/journals.sagepub.com\/page\/policies\/text-and-data-mining-license"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Angiology"],"published-print":{"date-parts":[[1977,3]]},"DOI":"10.1177\/000331977702800302","type":"journal-article","created":{"date-parts":[[2007,11,26]],"date-time":"2007-11-26T17:46:29Z","timestamp":1196099189000},"page":"142-148","source":"Crossref","is-referenced-by-count":0,"title":["New Approaches To Resolving Diagnostic Problems in Patients With Angina Pectoris"],"prefix":"10.1177","volume":"28","author":[{"given":"Michael H.","family":"Crawford","sequence":"first","affiliation":[{"name":"From the Cardiovascular Division, Department of Medicine, University of Texas Health Science Center, San Antonio, Texas"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"179","published-online":{"date-parts":[[1977,3,1]]},"reference":[{"key":"atypb1","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.44.6.1120"},{"key":"atypb2","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197508212930801"},{"key":"atypb3","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.46.5.956"},{"key":"atypb4","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.52.6.1045"},{"key":"atypb5","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9343(72)90191-X"},{"key":"atypb6","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.50.3.534"},{"key":"atypb7","doi-asserted-by":"publisher","DOI":"10.7326\/0003-4819-75-3-339"},{"key":"atypb8","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.46.5.963"},{"key":"atypb9","doi-asserted-by":"publisher","DOI":"10.1016\/0002-9149(76)90377-5"},{"key":"atypb10","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197304192881602"},{"key":"atypb11","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.52.4.619"},{"key":"atypb12","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.48.6.1234"},{"key":"atypb13","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197105272842101"},{"key":"atypb14","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.48.2.263"},{"key":"atypb15","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.48.5.1075"},{"key":"atypb16","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.49.6.1147"},{"key":"atypb17","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197412052912304"},{"key":"atypb18","doi-asserted-by":"publisher","DOI":"10.1056\/NEJM197107082850201"},{"key":"atypb19","doi-asserted-by":"publisher","DOI":"10.1007\/BF02477399"},{"key":"atypb20","doi-asserted-by":"publisher","DOI":"10.1161\/01.CIR.53.1.139"},{"key":"atypb21","first-page":"195","volume":"52","author":"Detwiler, J.","year":"1975","journal-title":"Circulation"}],"container-title":["Angiology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/000331977702800302","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/000331977702800302","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,28]],"date-time":"2026-04-28T10:13:41Z","timestamp":1777371221000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.1177\/000331977702800302"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1977,3]]},"references-count":21,"journal-issue":{"issue":"3","published-print":{"date-parts":[[1977,3]]}},"alternative-id":["10.1177\/000331977702800302"],"URL":"https:\/\/doi.org\/10.1177\/000331977702800302","relation":{},"ISSN":["0003-3197","1940-1574"],"issn-type":[{"value":"0003-3197","type":"print"},{"value":"1940-1574","type":"electronic"}],"subject":[],"published":{"date-parts":[[1977,3]]}}}