A blood test is performed for acute exposure and a urine pre and post provocative challenge test with a chelating agent is performed for chronic exposure. (hawaiinaturopathicretreat.com)
To Osagie Ize - Iyamu, a former protégée turned opponent, a most provocative challenge: hurry to court so I can prove your purported vote tally is a grand farce. (nigeriapoliticsonline.com)
Altered pituitary - adrenal axis responses to provocative challenge tests in adult survivors of childhood abuse. (cyc-net.org)