This is the absolute 100% correct tab for the main riff for Doctor Doctor by UFO.
(HEAVY DISTORTION)
E—[-------------------X----------------------X---------]
B—[-------------------X----------------------X---------]
G—[-------------------X----------------------X---------]
D—[--7-7-7-7-7-7-7----X---3-3-3-3-3-3-3------X---------]
A—[--5-5-5-5-5-5-5----X---1-1-1-1-1-1-1------X---------]
E—[-------------------X----------------------X---------]
E—[------------------X----------------------X--------]
B—[------------------X----------------------X--------]
G—[------------------X----------------------X--------]
D—[------------------X--5-5-5-5-5-5-5-------X--------]
A—[--3-3-3-3-3-3-3---X--3-3-3-3-3-3-3-------X--------]
E—[--1-1-1-1-1-1-1---X----------------------X--------]
E—[------------------X---------------------X----------]
B—[------------------X---------------------X----------]
G—[------------------X---------------------X----------]
D—[--7-7-7-7-7-7-7---X----3-3-3-3-3-3-3----X----------]
A—[--5-5-5-5-5-5-5---X----1-1-1-1-1-1-1----X----------]
E—[------------------X---------------------X----------]
E—[-------------------X------------------------------------]
B—[-------------------X------------------------------------]
G—[-------------------X------------------------------------]
D—[-------------------X------------------------------------]
A—[--3-3-3-3-3-3-3----X-------5----7-----------------------]
E—[--1-1-1-1-1-1-1----X-------3----5-----------------------]
E—[--------------------------------------------------------------]
B—[--------------------------------------------------------------]
G—[--------------------------------------------------------------]
D—[--7-7---3-3---5-5---------------------7-7-7-7-----------------]
A—[--5-5---1-1---3-3---3-3---5-5---7-7---5-5-5-5-----------------]
E—[--------------------1-1---3-3---5-5---------------------------]