放射治疗的实施方式，有哪几种方式？ A: 体外远距离照射（Teletherapy） B: 近距离照射（Brachytherapy） C: 放射性核素治疗（Radionuclide Therapy） D: 粒子植入放疗（Seed implantation radiotherapy） E: 质子重离子放疗（Proton heavy ion radiotherapy）

The patient is a 46-year-old male. He was admitted to hospital after one-month paroxysmal chest pain. With each attack, sublingualnitroglycerincould relieve chest pain. We consider the disease as coronary heart disease and angina. The most commonly used method of examinationis A: Coronary CTA B: Radionuclide inspection C: DCG D: UCG