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Social Science & Medicine > 2017 > 181 > C > 93-101
Contemporary Clinical Trials > 2005 > 26 > 2 > 141-154
Social Science & Medicine > 2005 > 60 > 3 > 457-470
Social Science & Medicine > 2017 > 181 > C > 93-101
Contemporary Clinical Trials > 2005 > 26 > 2 > 141-154
Social Science & Medicine > 2005 > 60 > 3 > 457-470