A 1977 study by Rhee and published in the journal Medical Care revealed that there is no evidence that all categories of U.S. medical graduates provided a higher quality care and better utilization than all categories of foregin medical graduates. And "the mean differences between the categories of medical schools were not statistically significant (except for the quality when specialists practiced within their own areas of specialization)."
Lung cancer, also known as lung carcinoma, is a malignant lung tumor characterized by uncontrolled cell growth in tissues of the lung. The vast majority (85%) of cases of lung cancer are due to long-term tobacco smoking. Lung cancer is classified as small cell lung cancer and non small cell lung cancer. This classification was done to help aide treatment decision. Non small cell lung cancer includes squamous cell lung cancer, adenocarcinoma, large cell carcinoma and bronchoalveolar carcinoma. Risk for lung cancer increases with age. The longer you smoke, the greater the risk. Very few cases gets diagnosed in people under 40 years old and the most common age of diagnosis is between age 70 to 74 years old. Symptoms of lung cancer include difficulty breathing, coughing up blood, chest pain, loss of appetite, weight loss and general fatigue. Some lung cancer do not cause any noticeable symptoms until they are quite advanced and have spread to other parts of the body...

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