The Gruen zones is a system of dividing the interface between the femoral component of a hip arthroplasty and the femur bone moving from lateral to medial calcar, when viewing an AP radiograph of the hip, clinically useful to record the appearance of lucent areas when assessing the outcome of the operation.
This article is about the band. For other uses, see AC/DC (disambiguation). AC/DC are an Australian rock band, formed in 1973 by brothers Malcolm and Angus Young. A hard rock/blues rock band, they have also been considered a heavy metal band, although they have always dubbed their music simply rock and roll.
NO â Duran Duran â bassist John Taylor left between 1997 and 2001. NO â AC/DC â from 1980-2014, all members stayed except for the drummer (Phil Rudd left between 1983 and 1994) YES â E. Street Band â from about 1985 to 2008, had the same members . NO â Fleetwood Mac â Bass and drums have been steady since 1968 start. Stevie nicks took a break in the mid 90s. Lindsey Buckingham came back in the late â90s.