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practice studies » practical studies, practice study, practice state
trial practice » medical practice

1
by Ammerman, Alice
Published 2002
Agency for Healthcare Research and Quality (US)
... in a wide range of observational studies. Few randomized trials have examined the effect of dietary...

2
by Ammerman, Alice
Published 2002
Agency for Healthcare Research and Quality (US)
... in a wide range of observational studies. Few randomized trials have examined the effect of dietary...