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MLR.0B013E318070C045
MLR.0B013E318070C045
http://dx.doi.org/10.1097/MLR.0B013E318070C045
Adjustments for unmeasured confounders in pharmacoepidemiologic database studies using external information.
P356
Q36491998-09CA1B79-5297-43EA-9B94-3B7348AED42A
P356
MLR.0B013E318070C045
http://dx.doi.org/10.1097/MLR.0B013E318070C045