Writing a conclusion involves summing up the paper and giving a very brief description of the results, although you should not go into too much detail about this. Anybody reading the conclusion has read the entire paper, so the conclusion merely acts as an aid to memory.
However many women don't know at what to get a mammogram or how often to get one. According ot the National Cancer Institute, women in their 40s and older should have mammograms every 1 to 2 years. Women with an elevated risk of breast cancer need to talk to thier doctor about how often and when to get a mammogram.
You have asked a very controversial question. Recommendations as to when women should start getting mammograms has changed recently with a recommendation by the United States Preventive Services Task Force. It is now recommended that women between the ages of 50 and 75 have a mammogram every 1 to 2 years to look for evidence of breast cancer.