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(Texas snakeroot) and in Chinese herbs such as Aristolochia fangchi and Aristolochia mandshurensis (banned in China and withdrawn from Chinese Pharmacopoea 2005; Stephania tetrandra and Magnolia officinalis do not contain aristolochic acid).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.
DEPENDENCY RATIO Demographics Population Core indicator 1. INDICATOR (a) Name: Dependency Ratio (b) Brief Definition: The dependency ratio relates the number of children (0-14 years old) and older persons (65 years or over) to the working-age population (15-64 years old). (c) Unit of Measurement: Per hundred persons aged 15-64.