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CLEP.S129879
CLEP.S129879
http://dx.doi.org/10.2147/CLEP.S129879
Confounding in observational studies based on large health care databases: problems and potential solutions - a primer for the clinician
P356
Q37735783-CFACE5BF-274E-4837-8AA0-1C5D7E9B8392
P356
CLEP.S129879
http://dx.doi.org/10.2147/CLEP.S129879