An excellent article featuring Bertil Fox. I believe it is from a Q&A portion of a seminar conducted in the late 1970’s.Source: MuscleMag International (Annual 4) Page #238 - MuscleMag International (Annual 4) Page #239 - MuscleMag International (Annual 4) Page #240 - MuscleMag International (Annual 4) Page #241 - MuscleMag International (Annual 4)