Additional file 1 of Insights on the effects of antimicrobial and heavy metal usage on the antimicrobial resistance profiles of pigs based on culture-independent studies

Additional file 1. Methodologies used by studies investigating AMU and HMU associations with AMR in pig production. Table summarizing methodologies used by studies.附加文件1。 旨在探究猪生产中抗菌药物使用（Antimicrobial Use, AMU）与HMU同抗菌药物耐药性（Antimicrobial Resistance, AMR）之间关联的相关研究所采用的研究方法学。 本表格汇总了各研究使用的研究方法。