Factors associated with severity and anatomical distribution of diabetic foot ulcer in Uganda: a multicenter cross-sectional study oleh Bienfait Mumbere Vahwere, Robinson Ssebuufu, Alice Namatovu, Patrick Kyamanywa, Ibrahim Ntulume, Isaac Mugwano, Theophilus Pius, Franck Katembo Sikakulya, Okedi Francis Xaviour, Yusuf Mulumba, Soria Jorge, Gidio Agaba, George William Nasinyama