Urology Resident of Urology Department, Faculty of Medicine, Universitas Indonesia - H. Adam Malik Hospital, Medan, Indonesia; Urology Consultant of Urology Department, Faculty of Medicine, Universitas Indonesia - H. Adam Malik Hospital, Medan, Indonesia
Ginting, J.T., Urology Resident of Urology Department, Faculty of Medicine, Universitas Indonesia - H. Adam Malik Hospital, Medan, Indonesia; Sigumonrong, Y., Urology Consultant of Urology Department, Faculty of Medicine, Universitas Indonesia - H. Adam Malik Hospital, Medan, Indonesia