Developing non-response weights to account for attrition-related bias in a longitudinal pregnancy cohort by Tona M. Pitt, Erin Hetherington, Kamala Adhikari, Shainur Premji, Nicole Racine, Suzanne C. Tough, Sheila McDonald

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Child and adolescent bicycling injuries involving motor vehicle collisions by Tona M. Pitt, Alberto Nettel-Aguirre, Gavin R. McCormack, Andrew W. Howard, Camilla Piatkowski, Brian H. Rowe, Brent E. Hagel

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