The doctors treated ulcer patients with antibiotics to see if the disease stopped and control group is missing from their study.
Ulcer patients suffer from peptic ulcers which are open sores that develop on the within lining of your abdomen and therefore the higher portion of your intestine. the foremost common symptom of a peptic ulceration is abdomen pain. organic process ulcers include: viscus ulcers that occur on the within of the abdomen.
In a scientific study, a control group is employed to ascertain a cause-and-effect relationship by analytic the effect of a variable quantity. Researchers amendment the variable quantity within the treatment cluster and keep it constant within the management cluster. Then they compare the results of those teams
To learn more about Ulcer here
brainly.com/question/3136310
#SPJ1
