Is There a Link between Vomeronasalitis and Aggression in Stable Social Groups of Female Pigs? - Asproni, Pietro (Research Institute in Semiochemistry and Applied Ethology . Department of Tissue Biology and Chemical Communication) ; Mainau, Eva (Universitat Autònoma de Barcelona. Departament de Ciència Animal i dels Aliments) ; Cozzi, Alessandro (Research and Education Board) ; Carreras, Ricard (Institut de Recerca i Tecnologia Agroalimentàries. Centre de Recerca en Sanitat Animal) ; Bienboire-Frosini, Cécile (Department of Molecular Biology and Chemical Communication) ; Teruel, Eva (Statistical Analysis Service) ; Pageat, Patrick (Research and Education Board)