11. It is possible for use of other radiopharmaceuticals to interfere with interpretation of the test. 12. Radiopharmaceuticals that target specific tumors have been used to treat the pain of metastatic illnesses.13. There is a section for each radioisotope with a table of radiopharmaceuticals using that radioisotope. 14. Its production requires a very expensive cyclotron as well as a production line for the radiopharmaceuticals . 15. A cardiac specific radiopharmaceutical is administered. 16. Avid Radiopharmaceuticals was based at the University City Science Center research campus in Philadelphia, Pennsylvania. 17. One of the factors most responsible for the acceptance of positron imaging was the development of radiopharmaceuticals . 18. European Union s CHMP recommends EU approval of Piramal Imaging s radiopharmaceutical NeuraCeq ( florbetaben 18F ). 19. Positron operates in a variety of business areas combining cardiac PET imaging technology, radiopharmaceuticals and radioisotopes. 20. The company s research and development focus lies in the field of alpha-particle emitting radiopharmaceuticals .