{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,10,22]],"date-time":"2025-10-22T03:05:39Z","timestamp":1761102339249,"version":"3.37.3"},"reference-count":41,"publisher":"Wiley","license":[{"start":{"date-parts":[[2018,8,13]],"date-time":"2018-08-13T00:00:00Z","timestamp":1534118400000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Computational and Mathematical Methods in Medicine"],"published-print":{"date-parts":[[2018,8,13]]},"abstract":"<jats:p><jats:italic>Purpose<\/jats:italic>. To develop a high-speed multislice T1 mapping method based on a single-shot inversion-recovery (IR) radial FLASH acquisition and a regularized model-based reconstruction. <jats:italic>Methods<\/jats:italic>. Multislice radial k-space data are continuously acquired after a single nonselective inversion pulse using a golden-angle sampling scheme in a spoke-interleaved manner with optimized flip angles. Parameter maps and coil sensitivities of each slice are estimated directly from highly undersampled radial k-space data using a model-based nonlinear inverse reconstruction in conjunction with joint sparsity constraints. The performance of the method has been validated using a numerical and experimental T1 phantom as well as demonstrated for studies of the human brain and liver at 3T. <jats:italic>Results<\/jats:italic>. The proposed method allows for 7 simultaneous T1 maps of the brain at 0.5\u2009\u00d7\u20090.5\u2009\u00d7\u20094\u2009mm<jats:sup>3<\/jats:sup> resolution within a single IR experiment of 4\u2009s duration. Phantom studies confirm similar accuracy and precision as obtained for a single-slice acquisition. For abdominal applications, the proposed method yields three simultaneous T1 maps at 1.25\u2009\u00d7\u20091.25\u2009\u00d7\u20096\u2009mm<jats:sup>3<\/jats:sup> resolution within a 4\u2009s breath hold. <jats:italic>Conclusion<\/jats:italic>. Rapid, robust, accurate, and precise multislice T1 mapping may be achieved by combining the advantages of a model-based nonlinear inverse reconstruction, radial sampling, parallel imaging, and compressed sensing.<\/jats:p>","DOI":"10.1155\/2018\/2560964","type":"journal-article","created":{"date-parts":[[2018,8,13]],"date-time":"2018-08-13T19:31:04Z","timestamp":1534188664000},"page":"1-8","source":"Crossref","is-referenced-by-count":5,"title":["Fast Interleaved Multislice T1 Mapping: Model-Based Reconstruction of Single-Shot Inversion-Recovery Radial FLASH"],"prefix":"10.1155","volume":"2018","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-7036-7930","authenticated-orcid":true,"given":"Xiaoqing","family":"Wang","sequence":"first","affiliation":[{"name":"Department of Diagnostic and Interventional Radiology, University Medical Center, G\u00f6ttingen, Germany"},{"name":"Biomedizinische NMR Forschungs GmbH, Max-Planck-Institut f\u00fcr biophysikalische Chemie, 37070 G\u00f6ttingen, Germany"}]},{"given":"Dirk","family":"Voit","sequence":"additional","affiliation":[{"name":"Biomedizinische NMR Forschungs GmbH, Max-Planck-Institut f\u00fcr biophysikalische Chemie, 37070 G\u00f6ttingen, Germany"}]},{"given":"Volkert","family":"Roeloffs","sequence":"additional","affiliation":[{"name":"Biomedizinische NMR Forschungs GmbH, Max-Planck-Institut f\u00fcr biophysikalische Chemie, 37070 G\u00f6ttingen, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8850-809X","authenticated-orcid":true,"given":"Martin","family":"Uecker","sequence":"additional","affiliation":[{"name":"Department of Diagnostic and Interventional Radiology, University Medical Center, G\u00f6ttingen, Germany"},{"name":"DZHK (German Centre for Cardiovascular Research), Partner Site, G\u00f6ttingen, Germany"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-8279-884X","authenticated-orcid":true,"given":"Jens","family":"Frahm","sequence":"additional","affiliation":[{"name":"Biomedizinische NMR Forschungs GmbH, 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