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. 2014 Feb;23(2):218-20.
doi: 10.1002/pds.3551.

How complete are E-codes in commercial plan claims databases?

Christine Y Lu  1 , Christine Stewart, Ameena T Ahmed, Brian K Ahmedani, Karen Coleman, Laurel A Copeland, Enid M Hunkeler, Matthew D Lakoma, Jeanne M Madden, Robert B Penfold, Donna Rusinak, Fang Zhang, Stephen B Soumerai
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How complete are E-codes in commercial plan claims databases?

Christine Y Lu et al. Pharmacoepidemiol Drug Saf. 2014 Feb.
No abstract available

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Figures

Figure 1
Figure 1
Proportion of injury and poisoning encounters that had a valid E-code in (A) emergency rooms and (B) hospitals by study site (2000-2010)
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References

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