vital statistics
7.The study of the characteristics of human populations, such as size, growth, density, distribution, and vital statistics.
8.Therefore, it is vital for the development of our criminology to strengthen the research for crime statistics.
10.Methods 62 cases were examined with chest X-ray and vital capacity (VC), maximal voluntary ventilation (MVV), forced expiratory volume in one second ( FEV1 ) , and arterial partial pressure of oxygen (Po2) were simultaneously examined 3-1 2 months after operation, All data were handled with statistics.


