Deep Inferior Epigastric Perforator Flap for Immediate Breast Reconstruction following Mastectomy in Breast Cancer Patients: An Initial Experience in Vietnam oleh Xuan Hau Nguyen, Viet Dung Pham Thi, Xuan Hien Nguyen, Thi Dung Vu, Hop Nhan Nguyen, Quang Dao Pham, Van Ty Ngo