Legionella pneumophila sp. nov.: 

 The Legionnaires' Disease Bacterium 



Don J. Brenner 

 Arnold G. Steigerwalt 



G. Ann Hebert* 

 Joseph E. McDade** 



Enterobacteriology Branch 



and 



Analytical Bacteriology Branch* 



Bacteriology Division 



and 



Leprosy and Rickettsia Branch** 



Virology Division 



Bureau of Laboratories 



59 



