Lawrence, R. M., Huang, P. T., Glick, J., Oppenheim, J. D., & Maas, W. K. (1990). Expression of the cloned gene for enterotoxin STb of Escherichia coli.

Lawrence, R M., P T. Huang, J. Glick, J D. Oppenheim, and W K. Maas. Expression of the Cloned Gene for Enterotoxin STb of Escherichia Coli. 1990.

Lawrence, R M., et al. Expression of the Cloned Gene for Enterotoxin STb of Escherichia Coli. 1990.