Research
Sex ratios among Canadian liveborn infants of mothers from different countries
Joel G. Ray, David A. Henry and Marcelo L. Urquia
CMAJ June 12, 2012 184 (9) E492-E496; DOI: https://doi.org/10.1503/cmaj.120165
Joel G. Ray
From the Departments of Medicine, Health Policy Management and Evaluation, and Obstetrics and Gynecology (Ray), St. Michael’s Hospital and University of Toronto; the Institute for Clinical Evaluative Sciences (Ray, Henry, Urquia); the Department of Medicine (Henry), University of Toronto; and the Centre for Research on Inner City Health (Urquia), St. Michael’s Hospital, Toronto, Ont.
MD MScDavid A. Henry
From the Departments of Medicine, Health Policy Management and Evaluation, and Obstetrics and Gynecology (Ray), St. Michael’s Hospital and University of Toronto; the Institute for Clinical Evaluative Sciences (Ray, Henry, Urquia); the Department of Medicine (Henry), University of Toronto; and the Centre for Research on Inner City Health (Urquia), St. Michael’s Hospital, Toronto, Ont.
MBChBMarcelo L. Urquia
From the Departments of Medicine, Health Policy Management and Evaluation, and Obstetrics and Gynecology (Ray), St. Michael’s Hospital and University of Toronto; the Institute for Clinical Evaluative Sciences (Ray, Henry, Urquia); the Department of Medicine (Henry), University of Toronto; and the Centre for Research on Inner City Health (Urquia), St. Michael’s Hospital, Toronto, Ont.
PhD