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4 <term><name>Jack Collins</name><frequency>2</frequency></term>
5 <term><name>Mairs, John W.</name><frequency>1</frequency></term>
6 <term><name>Wood, Helen M.</name><frequency>1</frequency></term>
7 <term><name>Englund, Carl R.</name><frequency>1</frequency></term>
10 <term><name>Radioisotope Scanning</name><frequency>1</frequency></term>
11 <term><name>Scintillation Cameras</name><frequency>1</frequency></term>
12 <term><name>Imaging Systems In Medicine</name><frequency>1</frequency></term>
13 <term><name>Cartography</name><frequency>1</frequency></term>
14 <term><name>Tomography</name><frequency>1</frequency></term>
15 <term><name>Optical Pattern Recognition</name><frequency>1</frequency></term>
16 <term><name>Computers</name><frequency>1</frequency></term>
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18 <term><name>Universities And Colleges</name><frequency>1</frequency></term>
19 <term><name>Community Colleges</name><frequency>1</frequency></term>