00643cam a2200193 4500 1049475775 TxAuBib 20231129120000.0 231127s2023||||||||||||||||||||||||eng|u 72239 Project Gutenberg PGUSA eng TxAuBib Vaughan, Warren T, 1893-1944, (Warren Taylor.) Influenza [Gutenberg] : b An epidemiologic study / Warren T. Vaughan. Project Gutenberg, 2023. Project Gutenberg ; 72239 Public domain in the USA. Electronic text. Project Gutenberg ; 72239. http://www.gutenberg.org/ebooks/72239