Davidson, James Mackenzie, Sir, 1856-1919 · New York, P.B. Hoeber · leaf 120
hould be covered with thick leadglass of proved opacity and that the screen should beindependently supported and not held in the handsof the operator. If the hands are so used they shouldbe properly protected. The hand or any portion of the body of the operatorshould never be used to test the…
X-rays · Eye · Foreign bodies (Surgery)
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