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(a) Sagittal section of an OCT image through the ventral surface. (b) A-scans extracted from panel (a). (c) Reconstruction of a beating X. laevis heart, played back at 0.75 times real-time. V, ventricle; a, atrium; ta, truncus arteriosus; p, pericardium; bv, branched vessels; d, diaphragm. (d) CDOCT reconstruction of the entire heart. Adapted from Ref. 85.
