If a test is done at a testing facility, are all tests immunoassay, or is it only the positives of GCMS like in home test kits? thanks.
GotWake88 Reviewed by GotWake88 on . Question regarding UA's If a test is done at a testing facility, are all tests immunoassay, or is it only the positives of GCMS like in home test kits? thanks. Rating: 5