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Keyword [Non-randomized studies]
Result: 1 - 3 | Page: 1 of 1
1.
The Study Of Propensity Score Matching For Multiple Treatment Groups
2.
Interview And Clinical Study On Modified Tianwang Buxindan For Insomnia Of Heart-yin Deficiency
3.
An Empirical Study of Bias in Randomized Controlled Trials and Non-randomized Studies of Surgical Intervention
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