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2. Mechanism of inspiratory and expiratory crackles;Vyshedskiy;Chest.,2009
3. Preliminary study on production of coarse and fine crackles in respiration using a model of communication theory;Lu,2020
4. Characteristics of breath sounds and adventitious respiratory sounds;Sovijarvi;Eur. Respir. Rev.,2000
5. Basic techniques for respiratory sound analysis;Charbonneau;Eur. Respir. Rev.,2000