@article{2011, title={Improvement of Statistical Power to Detect Publication Bias in Meta-analysis Using the Clinical Trial Registration System}, author={Nobushige Matsuoka and Hiroshi Horio and Chikuma Hamada}, journal={計量生物学}, volume={32}, number={1}, pages={13-31}, year={2011}, doi={10.5691/jjb.32.13} }