Wrapper for fit_metafor_mv() that returns NA if an error is thrown
See also
Other Model fitting and meta-analysis:
fit_MA_mv(),
fit_boxcox_ratings_cat(),
fit_boxcox_ratings_cont(),
fit_boxcox_ratings_ord(),
fit_metafor_mv(),
fit_metafor_mv_reduced(),
fit_metafor_uni(),
fit_multivar_MA(),
fit_sorensen_glm(),
fit_uni_mixed_effects(),
poss_fit_boxcox_ratings_cat(),
poss_fit_boxcox_ratings_cont(),
poss_fit_boxcox_ratings_ord(),
poss_fit_uni_mixed_effects()
