Authors:
JORNA THJM
BORM PJA
LENAERTS L
SCHINS RPF
DERHAAG T
WOUTERS EFM
Citation: Thjm. Jorna et al., AIRWAY-OBSTRUCTION IN RETIRED COAL-WORKERS IS PRESENT AT EARLY STAGESOF PNEUMOCONIOSIS, The American review of respiratory disease, 147(4), 1993, pp. 902-902