@article{Liu2018, author = "Zheng Liu and Kexin Cheng and Zhongqi Qin and Tao Wu and Xianming Li and Junfan Tu and Fuchen Yang and Hongyan Zhu and Li Yang", title = "{Expression level of PpsAPX using validated reference genes for normalization.}", year = "2018", month = "8", url = "https://plos.figshare.com/articles/figure/Expression_level_of_i_PpsAPX_i_using_validated_reference_genes_for_normalization_/7003670", doi = "10.1371/journal.pone.0202472.g004" }