medical research scientists
...that the work of medical research scientists often includes toxic or radioactive materials and dangerous organisms?
...that the work of <b id="mwCeI"><a class="mw-redirect" href="./Medical_research_scientist" id="mwCeM" rel="mw:WikiLink" title="Medical research scientist">medical research scientists</a></b> <i id="mwCeQ">(pictured)</i> often includes <a class="mw-redirect" href="./Toxic" id="mwCeU" rel="mw:WikiLink" title="Toxic">toxic</a> or <a class="mw-redirect" href="./Radioactive" id="mwCeY" rel="mw:WikiLink" title="Radioactive">radioactive</a> materials and dangerous <a href="./Organism" id="mwCec" rel="mw:WikiLink" title="Organism">organisms</a>?