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1) A soldier that has completed the Special Forces Qualification Course with a specialty in medicine thus earning the 18 CMOS and the D identifier making him an 18D. 2) A medical genius in the fields of trauma care, trauma surgery, anesthesiology and clinical medicine. They also have a good knowledge and understanding of dental medicine, vetrinary medicine and optometry. 3) Often chosen over a P.A. or M.D. in the specified area by soldiers because of their extensive specialty training.
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