Canada's radiation oncologists say a staffing crisis looms within thei
r specialty. A growing number of cancer patients means resources are b
eing stretched, doctors are Facing additional stress and waiting lists
are be coming longer. ''I see no way that we can conceive of meeting
our needs by 2000,'' says Dr. Tom Keane of Toronto's Princess Margaret
Hospital. The staffing shortage also extends to the medical physicist
s who run the ra diotherapy machines. Many are being attracted to the
US by higher salaries.