????:1??????????:???????

2????92,95,98?????

3???9598??

4???????

5???????

?????2???????10??? (????? ??????????)???22???10????????

????????????????,?????????????????????

???7?????????,??(NIH)??????????????,?“????????”?????15%?????2??????10??NIH?,??40????

?????,?????????NIH??????????????????“??”????27%????????????28%?“?????????????????”??????

??????,NIH?????????????????????????,????????????????????????????????????????????????????????????????????????NIH?????????

??(Andrea Campbell)????,“??????????????????”?

?????????????????(Peter Neronha)?????????,NIH????“?????”??????,“????”?(?????????) ???:???????????????