AUTHOR=Wang Haojie , Chen Jianxing , Sun Yue , An Tongqing , Wang Yue , Chen Hongyan , Yu Changqing , Xia Changyou , Zhang He TITLE=Development and application of a quadruplex TaqMan fluorescence quantitative PCR typing method for Streptococcus suis generalis, type 2, type 7 and type 9 JOURNAL=Frontiers in Cellular and Infection Microbiology VOLUME=14 YEAR=2024 URL=https://www.frontiersin.org/journals/cellular-and-infection-microbiology/articles/10.3389/fcimb.2024.1475878 DOI=10.3389/fcimb.2024.1475878 ISSN=2235-2988