1. Placebo-controlled trial of two acellular pertussis vaccines in Sweden;Lancet,1988
2. Differences observed between fresh isolates of Bordetella pertussis and their laboratory passaged derivatives;Field,1978
3. The minimal amino acid requirements of Haemophilus pertussis;Jebb;J. Gen. Microbiol.,1957
4. Two trans-acting regulatory genes (vir and mod) control antigenic modulation in Bordetella pertussis;Knapp;J. Bacteriol.,1988
5. Transformation of sucrose to 3 keto-sucrose by Agrobacterium tumefaciens and stability of the glucoside-3-hydrogenase activity in non-growing cells;Kurowski,1974