Lung cancer is very hard to treat and has usually already spread by the time it's discovered. This is because people who have symptoms usually hold off on seeing a doctor, thinking it is something else, or that it will go away. Early detection is extremely important in fighting this disease. Seeing a doctor right away with any signs like chronic cough, coughing up blood or any other concerns is paramount.
I belive its Grandular disorder theory
Answer:
Theory can be formed.
Explanation:
Theory may be defined as the explanation of the natural world that can be tested by the scientific methods. Theories can be tested under the controlled experiments.
The scientific experiment has tested a drug and used in one group that getting the drug and other group that getting sugar pill. The group getting drug shows better result than other group, this can be formulated as theory.