Autor:	White, A. Clinton, Chappell, Cynthia L., Hayat, C. Sikander, Kimball, Kay T., Flanigan, Timothy P., Goodgame, Richard W.
Zdroj:	The Journal of Infectious Diseases, 1994 Aug 01. 170(2), 419-424.
Databáze:	JSTOR Journals
Externí odkaz:	https://www.jstor.org/stable/30134723 Zobrazit plný text záznamu