TABLE 1 Measuring Methods Obtained from 22 Questionnaires

Radionuclide No. of laboratories No. of laboratories performing measurements with:

Original vial Syringe Both Nothing (no measurements)

90Y 20 8 4 5 3
89Sr 5 2 0 1 2
169Er 13 3 3 3 4
153Sa 12 1 4 5 2
186Re 15 6 3 3 3
32P 8 5 1 2 0