Long-Term Health Effects of Neutering Dogs: Comparison of Labrador Retrievers with Golden Retrievers Hart, Benjamin L. ; Hart, Lynette A. ; Thigpen, Abigail P. ; Willits, Neil H. Abstract Publication: PLoS ONE Pub Date: July 2014 DOI: 10.1371/journal.pone.0102241 Bibcode: 2014PLoSO...9j2241H