http://psycnet.apa.org/journals/bul/144/5/

Automatic imitation: A meta-analysis.
Cracco, Emiel; Bardi, Lara; Desmet, Charlotte; Genschow, Oliver; Rigoni, Davide; De Coster, Lize; Radkova, Ina; Deschrijver, Eliane; Brass, Marcel

The relation of attachment security status to effortful self-regulation: A meta-analysis.
Pallini, Susanna; Chirumbolo, Antonio; Morelli, Mara; Baiocco, Roberto; Laghi, Fiorenzo; Eisenberg, Nancy

A meta-analysis of longitudinal associations between substance use and interpersonal attachment security.
Fairbairn, Catharine E.; Briley, Daniel A.; Kang, Dahyeon; Fraley, R. Chris; Hankin, Benjamin L.; Ariss, Talia