Ertl, John P2012-03-132012-03-1319331933Source: Dissertation Abstracts International, Volume: 72-03, Section: B, page: .http://hdl.handle.net/10393/21028http://dx.doi.org/10.20381/ruor-8767Abstract not available.18 p.Biology, Neuroscience.Psychology, Psychobiology.Thesis