CHARACTERISTICS OF A HIGH FREQUENCY OF RECOMBINATION (HFR) STRAIN OF SALMONELLA TYPHOSA COMPATIBLE WITH SALMONELLA, SHIGELLA, AND ESCHERICHIA SPECIES.
Baron
L S
LS
DIVISION OF IMMUNOLOGY, WALTER REED ARMY INSTITUTE OF RESEARCH, WASHINGTON, D. C.
Carey
W F
WF
Spilman
W M
WM