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Preliminaries for SBRT
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!highly!reproducible!pa9ent!posi9on!
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!highly!reproducible!target!posi9on!
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!effec9ve!immobiliza9on!of!the!pa9ent!
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!reduc9on!of!organ!mo9on!!
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!Fixa9on!system!compa9ble!with!CT,!MRI,!PET/CT!