A Bio-technique in which Ultrasonic sound is used:

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Q: 50 (RAS/2012)
A Bio-technique in which Ultrasonic sound is used:
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question_subject: 

Science

question_exam: 

RAS

stats: 

0,11,2,11,2,0,0

keywords: 

{'ultrasonic sound': [0, 0, 0, 1], 'sonography': [0, 0, 0, 1], 'ecg': [0, 0, 0, 2], 'eeg': [2, 0, 0, 0], 'technique': [0, 2, 3, 2]}