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Title
Clinical trial registration: looking back and moving ahead.
Authors
Laine, Christine; Horton, Richard; DeAngelis, Catherine D; Drazen, Jeffrey M; Frizelle, Frank A; Godlee, Fiona; Haug, Charlotte; Hébert, Paul C; Kotzin, Sheldon; Marusic, Ana; Sahni, Peush; Schroeder, Torben V; Sox, Harold C; Van der Weyden, Martin B; Verheugt, Freek W A