Isolation and characteristics of multi-drug resistant Streptococcus porcinus from the vaginal secretions of sow with endometritis. - Wang, Yawen; Guo, Haiyong; Bai, Yun; Li, Tanqing; Xu, Ruitao; Sun, Tairan; Lu, Jicheng; Song, Qinye (BMC Veterinary Research, 2020)