Keith Halnan
... that it is not known what happened to the 25 pregnant women who were given iodine-132 in Keith Halnan's study?
... that it is not known what happened to the 25 pregnant women who were given <a href="./Isotopes_of_iodine" id="mwBAU" rel="mw:WikiLink" title="Isotopes of iodine"><span about="#mwt71" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"nowrap","href":"./Template:Nowrap"},"params":{"1":{"wt":"iodine-132"}},"i":0}}]}' id="mwBAY" typeof="mw:Transclusion">iodine-132</span></a> in <b id="mwBAc"><a href="./Keith_Halnan" id="mwBAg" rel="mw:WikiLink" title="Keith Halnan">Keith Halnan</a></b><span about="#mwt70" class="nowrap" data-mw='{"parts":[{"template":{"target":{"wt":"`s","href":"./Template:`s"},"params":{},"i":0}}]}' id="mwBAk" typeof="mw:Transclusion"><span typeof="mw:Entity">'</span>s</span> study?