Front. microbiol. Front. microbiol. Longitudinal Study of Total and Pathogenic Vibrio parahaemolyticus (tdh+ and/or trh+) in Two Natural Extraction Areas of Mytilus chilensis in Southern Chile Bacian C. Verdugo C. García K. Perez-Larruscain J. de Blas I. Universidad de Zaragoza Cachicas V. Lopez-Joven C. 2021 research-article