| Literature DB >> 16812011 |
M R Petersen, C A Prosen, D B Moody, W C Stebbins.
Abstract
Entities:
Year: 1977 PMID: 16812011 PMCID: PMC1333581 DOI: 10.1901/jeab.1977.27-529
Source DB: PubMed Journal: J Exp Anal Behav ISSN: 0022-5002 Impact factor: 2.468