id author title date pages extension mime words sentence flesch summary cache txt qj72p556n1d Charles Laurin Lasso Meta-Regression and Its Application to Psychiatric Genomics 2014 .txt text/plain 211 12 47 We found that precision was highly dependent on the number of study level covariates included, the number of studies included, and the relative sizes of the included studies. The criterion used in the comparison was the precision of the method in selecting covariates. cache/qj72p556n1d.txt txt/qj72p556n1d.txt