Risk factors for sporadic Salmonella Birkenhead infection in Queensland and northern New South Wales: a case control study.
Journal article published in 2004 by
F. Beard 
,
R. Stafford,
J. Terry,
G. Morgan,
A. Ayyar,
F. Birrell
,
R. Stafford,
J. Terry,
G. Morgan,
A. Ayyar,
F. Birrell
