- Publication venue
- 'Ovid Technologies (Wolters Kluwer Health)'
- Publication date
- 01/01/2014
- Field of study
- Publication venue
- News and Information Services, The University of Michigan
- Publication date
- 01/06/1987
- Field of study
http://deepblue.lib.umich.edu/bitstream/2027.42/61129/1/1903.pd