Peter Attia· MD
the next day and then most of the children had lumbar puncture spinal taps which is a needle basically pushed into the spine to take fluid essentially brain fluid through the spine they were required to undergo MRI scans um uh eegs electroencephalograms um and uh let me think what else barrier meals where you're you're essentially x-rayed you you drink a radioactive drink and your x-rayed to see to get an image of the of the uh of the gut