▁of ▁the ▁site . ▁ ▁The ▁C IP ▁T CG A ▁Rad i ology ▁In iti ative ▁for ▁Rad i ogen om ics ▁Research ▁ ▁A ▁large ▁number ▁of ▁collections ▁contain ▁subjects ▁which ▁were ▁analyz ed ▁as ▁part ▁of ▁the ▁N I H / N H G RI ▁database ▁known ▁as ▁The ▁Can cer ▁Gen ome ▁Atlas ▁( TC GA ). ▁This ▁offers ▁research ers ▁the ▁ability ▁to ▁correlate ▁clin ical ▁images ▁using ▁shared ▁unique ▁ident ifiers ▁each ▁study ▁that ▁has ▁in ▁T CG A ▁extensive ▁genom ic ▁analysis , ▁digital ▁path ology ▁sl ides ▁and ▁bulk ▁download ▁of ▁individual ▁dem ographic ▁data ▁and ▁clin ical ▁data . ▁A ▁multi - inst itution al ▁network ▁of ▁investig ators ▁volunte ering ▁their ▁time ▁is ▁using ▁the ▁data ▁to ▁develop ▁methods ▁to ▁determine ▁pro gn osis ▁or ▁predict ▁the ▁response ▁to ▁ther apy . ▁T CG A ▁collections ▁are ▁designated ▁by ▁nom en cl ature ▁shared ▁by ▁the ▁T CG A ▁Data ▁Portal ▁( e . g .: ▁T CG A - BR CA , ▁T CG A - GB M , ▁etc ). ▁They ▁are ▁subject ▁to ▁a ▁special ▁publication ▁policy ▁which ▁is ▁unique ▁from ▁the ▁other ▁public ▁data ▁on ▁T CI A . ▁ ▁Challenge ▁compet itions ▁ ▁T CI A ▁also ▁provides ▁specific ▁data ▁sets ▁used ▁for ▁" Ch allenge " ▁compet itions ▁such ▁as ▁international ▁digital ▁image - f oc used ▁professional ▁soci eties ▁like ▁M IC CA I , ▁S PI E , ▁or ▁I SB I . ▁A ▁directory