How You Earn Credits. You qualify for Social Security. benefits by earning. Social Security credits when. you work in a job and pay. Social Security taxes.
Introduction. The atomic bomb survivors of Hiroshima and Nagasaki are a significant population for the study of radiation induced human leukemia. Whole body irradiation is most likely the cause of the leukemia caused by the atomic bomb radiation.[1] Follow-up of Japanese adult survivors of Hiroshima and Nagasaki have revealed abnormally high rates of cancer, persistent chromosomal aberrations in circulating lymphocytes, and lenticular opacities.3] Finally, children of atomic bomb survivors, who received exposure in utero ionizing radiation, had diminished stature, small head size, mental retardation, and subsequent seizures. [3] Study of the aforementioned groups has provided essential knowledge on the health effects of atomic bomb radiation.
1 He is often called the father of the atomic bomb. 2  The first bomb dropped on Hiroshima was made from uranium. 3  The bomb dropped on Nagasaki was made from plutonium, which was even more powerful than uranium. 4  It is thought that at least 135,000 people died from the Hiroshima explosion and another 70,000 in Nagasaki.y the time the first atomic bomb had been made, Germany had already surrendered and World War II in Europe was over. Japan was defeated as well, but would not surrender. The US was contemplating an invasion of Japan.