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.
Possibly: While other diseases can cause low white blood cell counts, the possibility of cancer in the bone marrow is always raised when this is seen. Cancer cells can replace the normal cells of the bone marrow. The normal cells produce mature circulating blood cells (white blood cells, red blood cells, and platelets).