{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,8,27]],"date-time":"2026-08-27T05:22:25Z","timestamp":1787808145614,"version":"build-2784847793"},"reference-count":6,"publisher":"SAGE Publications","issue":"5","license":[{"start":{"date-parts":[[1975,9,1]],"date-time":"1975-09-01T00:00:00Z","timestamp":178761600000},"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":["The Journal of Sports Medicine"],"published-print":{"date-parts":[[1975,9]]},"abstract":"<jats:p>Past research on hamstring strains indi cated an imbalance in leg strength as a cause of hamstring strains No theory has been put forth to explain why the strength imbalance would cause strain Investiga tion on cadavers of the muscular attach ment of the short head of the biceps femoris indicated the varied attachment of this muscle to the linea aspera It is theorized that an extensive attachment to the linea aspera and a strength imbalance would cause hamstring strains<\/jats:p>","DOI":"10.1177\/036354657500300504","type":"journal-article","created":{"date-parts":[[2007,6,21]],"date-time":"2007-06-21T20:46:52Z","timestamp":1182458812000},"page":"228-231","source":"Crossref","is-referenced-by-count":38,"title":["Investigation into hamstring strains: The case of the hybrid muscle"],"prefix":"10.1177","volume":"3","author":[{"given":"Lee N.","family":"Burkett","sequence":"first","affiliation":[{"name":"The Arizona State University, Tempe, Arizona"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"179","published-online":{"date-parts":[[1975,9,1]]},"reference":[{"key":"atypb1","doi-asserted-by":"crossref","unstructured":"Burkett LN Causative Factors in Hamstring Strain Med Sci. Sports 2 39-42, Spring, 1970","DOI":"10.1249\/00005768-197002010-00010"},{"key":"atypb2","unstructured":"Burkett LN Cause and Prevention of Hamstring Pulls Athletic Journal 51 34, Feb , 1971"},{"key":"atypb3","unstructured":"Klafs C. and Arnheim DD Modern Principles of Athletic Training. St Louis Mosby Company, 1973"},{"key":"atypb4","unstructured":"Quiring DP and Warfel JA The Extremities Philadelphia Lea & Feibeger, 1963"},{"key":"atypb5","unstructured":"Grant JC and Basmajian JV Grant's Method of Anatomy. Baltimore, Md The Williams and Wilkins Company, 1965"},{"key":"atypb6","unstructured":"Forst HM An Introduction to Biomechanics Springfield, Illinois . Charles C Thomas, 1967."}],"container-title":["The Journal of Sports Medicine"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/036354657500300504","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/journals.sagepub.com\/doi\/pdf\/10.1177\/036354657500300504","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,4,28]],"date-time":"2026-04-28T09:38:56Z","timestamp":1777369136000},"score":1,"resource":{"primary":{"URL":"https:\/\/journals.sagepub.com\/doi\/10.1177\/036354657500300504"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[1975,9]]},"references-count":6,"journal-issue":{"issue":"5","published-print":{"date-parts":[[1975,9]]}},"alternative-id":["10.1177\/036354657500300504"],"URL":"https:\/\/doi.org\/10.1177\/036354657500300504","relation":{},"ISSN":["0090-4201"],"issn-type":[{"value":"0090-4201","type":"print"}],"subject":[],"published":{"date-parts":[[1975,9]]}}}