“The number of alveoli in the human lung”. American Journal of Respiratory and Critical Care Medicine169 (1): 120–124. (January 2004). doi:10.1164/rccm.200308-1107OC. PMID14512270.
“The number of alveoli in the human lung”. American Journal of Respiratory and Critical Care Medicine169 (1): 120–124. (January 2004). doi:10.1164/rccm.200308-1107OC. PMID14512270.