Frothingham, R., Meeker-O'Connell, W. A., Talbot, E. A., George, J. W., & Kreuzer, K. N. (1996). Identification, cloning, and expression of the Escherichia coli pyrazinamidase and nicotinamidase gene, pncA.

Frothingham, R., W A. Meeker-O'Connell, E A. Talbot, J W. George, and K N. Kreuzer. Identification, Cloning, and Expression of the Escherichia Coli Pyrazinamidase and Nicotinamidase Gene, PncA. 1996.

Frothingham, R., et al. Identification, Cloning, and Expression of the Escherichia Coli Pyrazinamidase and Nicotinamidase Gene, PncA. 1996.