Wei F Chen1, Jonathan N Lensing2, Mindy Bowen2. 1. Center for Lymphedema Research and Reconstruction, Division of Plastic and Reconstructive Surgery, Department of Surgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, 1537 JCP, Iowa City, IA 52242-1086, U.S.A. Electronic address: wei-chen@uiowa.edu. 2. Center for Lymphedema Research and Reconstruction, Division of Plastic and Reconstructive Surgery, Department of Surgery, University of Iowa Hospitals and Clinics, 200 Hawkins Drive, 1537 JCP, Iowa City, IA 52242-1086, U.S.A.