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...study approach... Introducing Health Sciences: Breast Screening A short introduction to this album Having a mammogram Find out exactly what happens when women have a mammogram. Follow up clinic Follow one woman's experience when a mammogram does not give clear results. Analysing Mammograms Step inside the pathology lab, where breast cells are being screened for cancer....

...study like this. You would have to take a large group of people and measure each of these factors every day of the year. You would then need to assess the relative contributions of each factor in the equation to feeling a bit low. An equation might look good, but any psychologist doing research will tell you that unfortunately neither human emotions nor behaviour can be...