The number of years it takes a population to double in size. The number of births per year for every 1,000 people. The growth rate of a population; the difference between birthrate and death rate. A system in which tradition and custom control all economic activity; exists in only a few parts of the world today. The pattern of population in a country, a continent, or the world.
Quick Links. Spina Bifida Health Care Benefits Program. The Department of Veterans Affairs (VA) provides monetary allowances, vocational training and rehabilitation and VA-financed health care benefits to certain Korea and Vietnam Veterans' birth children who have been diagnosed with spina bifida (SB).
Women who already have a child with spina bifida, who have spina bifida themselves, or who have already had a pregnancy affected by any neural tube defect are at greater risk of having another child with spina bifida or another neural tube defect; 5-10 times the risk to the general population.