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Proceedings of the National Academy of Sciences of the United States of America|October 15, 1996
Sex ratio adjustment in relation to paternal attractiveness in a wild bird populationH Ellegren, L Gustafsson, B C Sheldon
Nature|March 18, 2005
Genetic effects on sperm design in the zebra finchT R Birkhead, E J Pellatt, P Brekke, et al.
Journal of Evolutionary Biology|May 1, 2007
The evolution of sperm morphometry in pheasantsS Immler, M Saint-Jalme, L Lesobre, et al.
Nature|July 14, 2001
Cryptic evolution in a wild bird populationJ Merilä, L E Kruuk, B C Sheldon
The American Naturalist|August 19, 2008
Phenotypic selection on a heritable size trait revisitedL E Kruuk, J Merilä, B C Sheldon
Genetica|February 13, 2002
Explaining stasis: microevolutionary studies in natural populationsJ Merilä, B C Sheldon, L E Kruuk
Journal of Evolutionary Biology|October 30, 2010
Post-mating reproductive barriers in two unidirectionally hybridizing sunfish (Centrarchidae: Lepomis)S Immler, M B Hamilton, N J Poslusny, et al.
Journal of Psychiatric and Mental Health Nursing|May 21, 1999
The process of constant observation: perspectives of staff and suicidal patientsR F Fletcher
Cardiology Clinics|May 1, 1993
Rehabilitative exercise for the cardiac patient. Early phaseG F Fletcher
Heart Disease and Stroke : a Journal for Primary Care Physicians|May 1, 1993
The value of exercise in preventing coronary atherosclerotic heart diseaseG F Fletcher
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