No; it was primarily air travel.
On April 18th, 2007. See this statement in context.
On April 18th, 2007. See this statement in context.
April 18th, 2007 / 4:25 p.m.
Deputy Chief Public Health Officer, Infectious Disease and Emergency Preparedness, Public Health Agency of Canada
No; it was primarily air travel.
See context to find out what was said next.