| .onAttach | .onAttach | 
| mc.d | Standardized Mean Differences (d): Monte Carlo Based Heterogeneity Test for Between-study Heterogeneity in Random- or Mixed- Effects Model | 
| mc.fcor | Fisher-transformed Pearson's correlation: Monte Carlo Based Heterogeneity Test for Between-study Heterogeneity in Random- or Mixed- Effects Model | 
| mc.lnOR | Natural-Logarithm-Transformed Odds Ratio (lnOR): Monte Carlo Based Heterogeneity Test for Between-study Heterogeneity in Random- or Mixed- Effects Model |