title: Markers, CTs, urethrograms, and the prostatic apex.
authors.forename: M
authors.initials: M
authors.lastname: Roach
authors.forename: J
authors.initials: J
authors.lastname: Holland
authors.forename: A
authors.initials: A
authors.lastname: Chan
authors.forename: D
authors.initials: D
authors.lastname: Shrieve
mesh_terms: D006801:Humans; D008297:Male; D011471:Prostatic Neoplasms / Q000532:radiotherapy*; D011881:Radiotherapy, Computer-Assisted; D014057:Tomography, X-Ray Computed; D014521:Urethra / Q000033:anatomy & histology