Aristolochia serpentaria (Virginia snakeroot), Aristolochia reticulata (Texas snakeroot) and in Chinese herbs such as Aristolochia fangchi and Aristolochia mandshurensis (banned in China and withdrawn from Chinese Pharmacopoea 2005; Stephania tetrandra and Magnolia officinalis do not contain aristolochic acid).
age-based rationing. Age-Based Rationing. A proposed form of rationing publicly-funded health care services, in which limits would be placed on the type and amount of such services that would be freely available to persons above a certain age.
Expense Ratio. An expense ratio is an annual fee charged to all shareholders of a particular mutual fund. It's expressed as a percentage of assets. For example, if a fund has an expense ratio of 1.1 percent, then $11 of every $1,000 is taken out every year by the fund company to pay for various operating expenses.