Clinical Study on the Impact of Long-term Survival Quality in 204 Postoperative Patients with Breast Cancer by Cox Proportional Hazard Models
Bei Liu, Qiong Dai, Yukai Du, Xueqing Jiang, Gujun Zhou

Open J. Prev. Med. Vol.1 No.1, May 25, 2011
DOI:10.4236/ojpm.2011.11002

Counting Steps in Research: A Comparison of Accelerometry and Pedometry
Melody Oliver, Hannah M Badland, Janine Shepherd, Grant M Schofield

Open J. Prev. Med. Vol.1 No.1, May 25, 2011
DOI:10.4236/ojpm.2011.11001