31. First used in 1958, iridium is the most commonly used artificial source for brachytherapy today. 32. Radiation therapy can be delivered by either external beam radiotherapy or brachytherapy ( internal radiotherapy ). 33. Dr . Speiser held the position of President of the American Brachytherapy Society from 1996 to 1997 34. Ragde heads the largest study done so far of brachytherapy for prostate cancer using the newest methods. 35. Radiation therapy can be administered externally via external beam radiotherapy ( EBRT ) or internally via brachytherapy . 36. Brachytherapy , which was developed 15 years ago, is the easiest on the patient, doctors acknowledged.37. Patients also experienced fewer subsequent heart attacks and lower death rates than those who had not received brachytherapy . 38. Until now, however, there had been no evidence of the long-term value of brachytherapy . 39. There are also devices that combine the features of interstitial and intracavitary breast brachytherapy ( e . g. 40. Other specialised services the Hospital provides include brachytherapy intervention for the treatment of prostate cancer and keyhole surgeries.
