To the article “Improved Approach to Evaluating the Hydrodynamic Performance of Polymers in the Early Stage of Polymer Flooding,” by Fan Liu, Hanqiao Jiang, and Xuelin Wu, Vol. 52, No. 1, pp. 95-102, March, 2016

The affiliation of Fan Liu should read

1CNOOC Research Institute, Beijing, China. E-mail: liufan.sv@gmail.com.

The affiliation of Hanqiao Jiang should read

2China University of Petroleum, Beijing, China.

The affiliation of Xuelin Wu should read

3PetroChina Research Institute of Petroleum Exploration and Development, Beijing, China