Rancid – Black Lung tab

song-black Lung
artist-Rancid
Album-Life wont wait
This is my First Tab and i think it's correct. but if anyone has suggestions for me 
me at lil_devil_child666@hotmail.com

Intro:

e--------------------------------------------------------|b--------------------------------------------------------|do thatg-5----3----5----7----5----3----5----5----3----3----5----| aboutd--------------------------------------------------------| twicea--------------------------------------------------------|e--------------------------------------------------------|
e-5------------------------------------------------------|b-----6--------------------------------------------------|do thatg--------------5-----------------------------------------| aboutd--------------------------------------------------------|3 timesa--------------------------------------------------------|e--------------------------------------------------------|
Chorus:
e------------------------------------------------------------------------|b------------------------------------------------------------------------|g----------3333333---6666666-------------------3333333--6666666----------|d-3333333--3333333---6666666--666666--3333333--3333333--6666666--6666666-|a-3333333--1111111---4444444--666666--3333333--1111111--4444444--6666666-|e-1111111---------------------444444--1111111--------------------4444444-|
e------------------------------------------------------------------------|b------------------------------------------------------------------------|g-3333333--6666666-------------------------------------------------------|d-3333333--6666666--6----------------------------------------------------|a-1111111--4444444--6----------------------------------------------------|e-------------------4----------------------------------------------------|
can't figure out the part where it goes "hey unbeliever black lung fever transmit whatever..."
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