Low frequency distortions of the electrocardiogram.
Daskalov
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I
Centre of Biomedical Engineering, Bulgarian Academy of Sciences, Sofia, Bulgaria.
Christov
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I
Dotsinsky
I
I
D000669:Amplifiers, Electronic / Q000706:statistics & numerical data; D000703:Analog-Digital Conversion; D016208:Databases, Factual; D004562:Electrocardiography / Q000295:instrumentation / Q000379:methods* / Q000706:statistics & numerical data; D006801:Humans; D013997:Time Factors