[Therapy of the chronic bronchitis of silicotics with a new nitrofuran preparation].
D001991:Bronchitis / Q000628:therapy*; D029481:Bronchitis, Chronic; D006801:Humans; D009581:Nitrofurans / Q000628:therapy*; D012829:Silicosis / Q000150:complications*
D009581:Nitrofurans
BRONCHITIS/therapy; NITROFURANS/therapy; SILICOSIS/complications