https://deepblue.lib.umich.edu/bitstream/handle/2027.42/68589/10.1177_0049124185013003002.pdf (publication bias; backlinks)
https://deepblue.lib.umich.edu/bitstream/handle/2027.42/68589/10.1177_0049124185013003002.pdf
View PDF:
/doc/www/deepblue.lib.umich.edu/7109cfa1760a7b3ff8934fea154d5db0fc68968a.pdf