Interstitial Implant. Types of brachytherapy. Â¾Intraluminal - sources placed in a lumen of the. body: bronchial tract, esophagus. Â¾Intraoperative - sources placed over the tumor or. tumor beds during surgery. Â¾Surface (mold)- sources placed over the tissue to be. treated: eye. Â¾Intravascular â single source placed into small or.
Harry Potter is the protagonist while Lord Voldemort is the  antagonist.    Voldemort is also known as Tom Riddle, the Dark Lord, You-Know-Who,  or He-Who-Must-Not-Beâ¦-Named.
Visit our Character Biography Help to learn more. Agent Smith is the main antagonist of the Matrix Trilogy, and is portrayed in all three films by Hugo Weaving. Initially conceived as a starter villain by the Wachowskis', Smith was merely the first of many threats to be faced by Neo and his friends.