Background: Severe acute respiratory syndrome (SARS) is continuing to spread around the
world. All hospitals must be prepared to care for patients with SARS. Thus, it is important to …

The precautionary principle has influenced environmental and public health policy. It essentially
states that complete evidence of a potential risk is not required before action is taken to …

Quarantine, the isolation of asymptomatic individuals who are thought to be incubating infection,
was a prominent control strategy used in the recent severe acute respiratory syndrome (…

Fast-tracked article, published at www. cmaj. ca on Apr. 23, 2003 appear as mysteriously as
it appeared. This could happen if SARS is insufficiently infectious to sustain transmission in …

In Canada, measles was eliminated in 1998 and rubella in 2000. Effective measles and
rubella surveillance is vital in elimination settings, hinging on reliable laboratory methods. …

This paper presents initial findings of the Canadian Heart Health Initiative, Ontario Project (CHHIOP).
CHHIOP has two primary objectives. The programmatic objective is to coordinate …

For quarantine to be effective, 3 conditions must be met. First, the disease must be efficiently
transmissible in its incubation period or very early in its symptomatic stage. Case isolation, …

Richard E. Schabas ß Articles under the Controversy flag appear in the form of a debate. Dr.
Schabas and Dr. Demicheli were each asked to present their view of the mass vaccination …

We call your attention to an apparent problem with the data presented by Lappe et al (1).
The authors concluded that their results showed a significant reduction in cancer incidence …

BACKGROUND: Helicobacter pylori is an important cause of stomach cancer that infects a
substantial proportion of the Canadian adult population. H pylori can be detected by …