Great Britain. Industrial Injuries Advisory Council
Arthur Joseph Amor
Lewis Gregory Cole
Otto Zorn
Münster North Rhine-Westphalia (Germany). Staatsinstitut für Staublungenforschung und Gewerbehygiene
Chest and Heart Association (Great Britain)
K. Nicol
N.S.W.) International Conference of Experts on Pneumoconiosis (3rd 1950 Sydney
Muhammad Sayyid Abd Al-ʻĀl
Jacques Prignot
Julius Arnold
International Conference on Pneumoconiosis Johannesburg 1969.
Franz Lavenne
Symposium on Pneumoconiosis (1967 Katowice)
Karl Wilhelm Jötten
Wilfred Watkins-Pitchford
Postgraduate Medical School of London.
Henry Khunrath Pancoast
Nakamura, Masao M.D.
Luis Mealla Caso