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IP address: 3.227.239.9
Time: 2024-03-28T08:45:45Z
URL: http://scholar.google.com/scholar_lookup?title=Calculation+of+the+internal+surface+of+a+lung&year=1952&author=Campbell&journal=Nature&volume=170&issue=4316&pages=116-117&doi=10.1038%2F170116a0&pmid=14957040