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modified knee-chest position (patients are positioned in a modified knee-chest position with a chest pad and an adjustable tibial support lowered to obtain 90° hip flexion.  nih.gov vdengin) | |||
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| modified knee-chest position (patients are positioned in a modified knee-chest position with a chest pad and an adjustable tibial support lowered to obtain 90° hip flexion. nih.gov vdengin) | |||