Knowledge and Practice on Breast Self-Examination and Associated Factors among Summer Class Social Science Undergraduate Female Students in the University of Gondar, Northwest Ethi... oleh Muhabaw Shumye Mihret, Temesgen Worku Gudayu, Abera Shiferaw Abebe, Emebet Gebru Tarekegn, Solomon Ketemaw Abebe, Mosina Aminu Abduselam, Tejitu Dereje Shiferaw, Genet Worku Kebede