Arefanian, Saeed, Shahrzad Azizaddini, Mohammadreza Neishaboury, Sanaz Zand, Soheil Saadat, and Ahmad Kaviani. “A Study on Predisposing Factors to Breast Ptosis”. Archives of Breast Cancer (June 8, 2018): 63–67. Accessed July 27, 2021. https://archbreastcancer.com/index.php/abc/article/view/196.