Authors:
Galen, JE
Nair, J
Wang, JK
Wasserman, SS
Tanner, MK
Sztein, MB
Levine, MM
Citation: Je. Galen et al., Optimization of plasmid maintenance in the attenuated live vector vaccine strain Salmonella typhi CVD 908-htrA, INFEC IMMUN, 67(12), 1999, pp. 6424-6433