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Non-participation and adjustment for bias in case–control studies of periodontitis
Rodrigo López, Morten Frydenberg, Vibeke BaelumVolume:
116
Year:
2008
Language:
english
Pages:
7
DOI:
10.1111/j.1600-0722.2008.00567.x
File:
PDF, 114 KB
english, 2008