Correction: E6 and E7 Gene Polymorphisms in Human Papillomavirus Types-58 and 33 Identified in Southwest China

There are errors in the author affiliations. Affiliation 1 and affiliation 3 should not be separated. The affiliations should appear as shown here:

Zuyi Chen^1,2, Yaling Jing^1,2, Qiang Wen^1,2, Xianping Ding^1,2, Tao Wang^1,2, Xuemei Mu^1,2, Yuwei Chenzhang^1,2, Man Cao^1,2

1 Key Laboratory of Bio-Resources and Eco-Environment, Ministry of Education; Institute of Medical Genetics, College of Life Science, Sichuan University, China, 2 Bio-resource Research and Utilization Joint Key Laboratory of Sichuan and Chongqing, Sichuan and Chongqing, China.