RT Journal
T1 PRotect against salmonella
JF JAMA
JO JAMA
YR 1999
FD May 19
VO 281
IS 19
SP 1866
OP 1866
DO 10.1001/jama.281.19.1866
UL http://dx.doi.org/10.1001/jama.281.19.1866
AB 
Link to PDF of JAMA Patient Page.