The NCI Drug Information System. 5. DIS biology module. - M. T. Zehnacker; R. H. Brennan; George W. A. Milne; J. A. Miller (J. Chem. Inf. Comput. Sci., 1986)

The NCI Drug Information System. 6. System maintenance. - M. T. Zehnacker; R. H. Brennan; George W. A. Milne; J. A. Miller; M. J. Hammel (J. Chem. Inf. Comput. Sci., 1986)