both took a few cc's a day of roids, both took as much gh as they could afford. both tinkered with insulin. ronnie probably more s on the slin than dorian, but id bet dorian probably was more drastic with the diuretics and such.
most pro bodybuilders use about the same..thats just common sense..to be at that level you gotta use everything you can, regardless of how good your genetics are. cuz the other dudes up there got good genetics and train hard and are taking everything they can, so you gotta do it too.