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Clinical Trials & Surveys Corp is no longer accepting applications for specimen requests. Please visit the NHLBI LTRC website for further information.
Welcome to the National Heart Lung and Blood Institute-sponsored Lung Tissue Research Consortium (LTRC) Web Page. This site is designed to assist individuals in understanding the overall organizational structure, mechanism of study, and research goals of the LTRC. The consortium consists of four Clinical Sites, two Core Laboratories, and one Data Coordinating Center.