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APA Citation
Weinfurt, K. P., Bollinger, J. M., Brelsford, K. M., Bresciani, M., Lampron, Z., Lin, L., Topazian, R. J., & Sugarman, J. (2017). comparison of Approaches for Notification and Authorization in Pragmatic Clinical Research Evaluating Commonly Used Medical Practices. Medical care, 55(11), . http://access.bl.uk/ark:/81055/vdc_100071356941.0x000060