Halperin, E. ., Scott, J. ., & George, S. . (1992). Multiple authorship in two English-language journals in radiation oncology. Academic Medicine : Journal of the Association of American Medical Colleges, 67(12), 850-6. Retrieved from http://meta.wkhealth.com/pt/pt-core/template-journal/lwwgateway/media/landingpage.htm?issn=1040-2446&volume=67&issue=12&spage=850
EC Halperin
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EC
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Halperin