Health outcomes of young children born to mothers who received 2009 pandemic H1N1 influenza vaccination during pregnancy: Retrospective cohort study

Laura K. Walsh, Jessy Donelle, Linda Dodds, Steven Hawken, Kumanan Wilson, Eric I. Benchimol, Pranesh Chakraborty, Astrid Guttmann, Jeffrey C. Kwong, Noni E. MacDonald, Justin R. Ortiz, Ann E. Sprague, Karina A. Top, Mark C. Walker, Shi Wu Wen, Deshayne B. Fell