Detection of respiratory sounds at the external ear. - Gary A. Pressler; Jeffrey P. Mansfield; Hans Pasterkamp; George R. Wodicka (IEEE Trans. Biomed. Eng., 2004)

Design, construction, and evaluation of a bioacoustic transducer testing (BATT) system for respiratory sounds. - Steve S. Kraman; Gary A. Pressler; Hans Pasterkamp; George R. Wodicka (IEEE Trans. Biomed. Eng., 2006)