Ritzer and Goodman identify eight positive contributions that Comte made to sociology: 1  Comte coined the term sociology and may be viewed as its founder. 2  Comte thought of sociology as a positivistic science. 3  He elaborated four methods of sociology. 4  He distinguished social statics from social dynamics.
Definition of hematology. : a medical science that deals with the blood and blood-forming organs.
What Hematologists Do. Although hematology is the study of human blood in both health and disease, hematologists usually focus on the disease-related aspects. Blood disorders and disease could include problems with red or white blood cells, the blood vessels, bone marrow, lymph nodes or spleen.edicine is a field with many specialties, one of which is hematology. Hematologists are specialists in diseases and other problems related to the blood. Some hematologists specialize in blood cancers and are called hematologist-oncologists.