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???   2010-04-23 18:20 ???????QRS???????P--R????

???   2010-04-23 18:41 ????,?,...

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1.??? 2.????????????<40/min???????????????<40/min??????25mg35/d10mg???2~6h 1lmg5?500m1? ??????5?100~200ml1.87mol4060ml?? 3.??-???????? 4.????????????????????????????????????? 5.???????????????????? ???QRS??????????? 6.????40??????????510mg?4??????????1-4ug????1????4??510mg??003g34/d????-??05mg...

?????????????????????????0.3mg23 /d ??100200mg23 /d ??P-R ?????P-R ???????-????????????????????????????????????????????????????????P-R ????H-V ?(60ms)???.
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