[Acoustic characteristics of "crackle" analysed by sound spectrograph--comparison with time-expanded wave-from and power spectrum by FFT (author's transl)].
D000162:Acoustics; D001314:Auscultation / Q000379:methods*; D006801:Humans; D008168:Lung / Q000503:physiopathology*; D008171:Lung Diseases / Q000503:physiopathology