The right ventricle and the small pulmonary arteries in coalworkers.
D001158:Arteries; D001808:Blood Vessels / Q000473:pathology*; D002319:Cardiovascular System; D006352:Heart Ventricles; D006801:Humans; D011651:Pulmonary Artery / Q000473:pathology*
ARTERIES, PULMONARY/pathology; VESSELS/pathology