Studies on Epidemic Influenza, by University of Pittsburgh 60822 [Full author: University of Pittsburgh School of Medicine] [Subtitle: Comprising Clinical and Laboratory Investigations] [Link: http://www.gutenberg.org/6/0/8/2/60822 ] [Files: 60822-0.txt; 60822-h.htm] Thanks to Richard Tonsing and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) David