Ultrasound Imaging Evaluation of Abdominal Muscles After Breast Reconstruction With a Unilateral Pedicled Transverse Rectus Abdominis Myocutaneous Flap. - Lih-Jiun Liaw; Sin-Daw Lin; Lan-Yuen Guo; Yi-You Hou; Ming-Feng Hou; Ar-Tyan Hsu (Physical Therapy, 2013)