?????????????

????:????95?:???????????

???????????????????????????????6????5??????????????? (??? ????????)????????????5?????????????????????,??????????“????????????”?????

??5???????11??????????????????????(PCR)????????

“??”,??,????????????????????,??????????????????????????????????“??”,???????????????“???????”,????????

???,?????????????“????”??????????????,???“??”????????????????????,??????“????????????”???????????????????????????11???????????(PCR)????????????????????,???????,???????“???????”??????????????????(???) ????????????????:???????????????????????