[18F]-fluorocholine positron-emission/computed tomography for lymph node staging of patients with prostate cancer: preliminary results of a prospective study. - Poulsen, Mads H.; Bouchelouche, Kirsten; Gerke, Oke; Petersen, Henrik; Svolgaard, Birgitte; Marcussen, Niels; Svolgaard, Niels; Ögren, Mattias; Vach, Werner; Høilund-Carlsen, Poul F.; Geertsen, Ulla; Walter, Steen (BJU International, 2010)