Nipple Segmentation and Localization Using Modified U-Net on Breast Ultrasound Images. - Zhemin Zhuang; Alex Noel Joseph Raj; Atyant Jain; Ruban Nersisson; Saksham Chaurasia; Nan Li; M. Lakshmanan; M. Murugappan (J. Medical Imaging Health Informatics, 2019)