And tests need to be developed to predict who is likely to have side-effects.
The current tests need more than a dozen chemicals and only work properly if kept cool.
But every test carries a risk of being wrong, and all tests need to be interpreted.
But such tests need not involve strapping someone to a machine.
That could help doctors find the best donors for MRT, but the tests need more work.
Stool tests need to be done once a year; many people do not comply.
They say tests need to be supplemented with teacher evaluations, classroom observation and interviews.
Tests need to be a means to the end of better instruction, not the pedagogical obsession they have become.
Mr. Benassi's report suggests high humidity levels in the school could be contributing to the building's problems and that further tests need to be conducted.
An autopsy was conducted Wednesday morning, but the results were inconclusive and blood and tissue tests need to be completed, said Ellen Borakove, the spokeswoman for the office.
Field geologists always prize a layer that is so distinctive in appearance that a series of tests need not be made to establish its identity.
