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Ultrasound of aorta, vena cava, groin vessels or bypass grafts

Ultrasound of hemodialysis access

Test to measure lung airway sensitivity

Test to measure largest amount of air breathed in an out

Test for exercise-induced heart and lung stress

Therapy procedure using a positive pressure ventilator

Test to measure exhaled air for evaluation of lung function at rest

Test for allergy using combination of methods with drug or biological

Test for allergy using skin patch

Test for allergy using ingested items, initial 2 hours