파일:Heart-and-lungs.jpgDescriptionHeart-and-lungs.jpg English: Heart and lungs Date 1918 Source Gray's Anatomy at http://www.bartleby.com/107/138.html Author Gray's Anatomy
파일:Heart and lungs.jpgAlike 3.0 Unported license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions:
파일:Illu bronchi lungs.jpghttp://training.seer.cancer.gov/module_anatomy/images/illu_bronchi_lungs.jpg from http://training.seer.cancer.gov/anatomy/respiratory/passages/bronchi
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