A web service differs from a web site in that a web service provides information consumable by software rather than humans. As a result, we are usually talking about exposed JSON, XML, or SOAP services. Web services are a key component in mashups.
Neutropenia is an abnormally low number of neutrophils (a type of white blood cell) in the blood. Neutropenia, if severe, significantly increases the risk of life-threatening infection. Neutropenia is often a side effect of the treatment of cancer with chemotherapy or radiation therapy.
Leucopenia (Low White Blood Cells) Patients with low white cell counts are more vulnerable to infections. Leucopenia can be caused by infections, certain medications and several underlying conditions, including immune disorders like rheumatic arthritis and lupus and cancers such as leukemia and lymphoma.