Cyclic variation of integrated ultrasound backscatter in the left ventricle during the early neonatal period

• Kazuhiro Mori, Tetsuya Manabe, Masaki Nii, Yasunobu Hayabuchi, Yasuhiro Kuroda, Hiroshi Kitahata

• American Heart Journal, September 2000, Elsevier
• DOI: 10.1067/mhj.2000.108515