[STUDY OF OFFICIAL STATISTICS ON MORTALITY IN BELGIUM CAUSED BY ASTHMA, EMPHYSEMA AND CHRONIC BRONCHITIS IN 1956, 1957, AND 1958].
D001249:Asthma; D001530:Belgium; D001991:Bronchitis; D029481:Bronchitis, Chronic; D004646:Emphysema; D006801:Humans; D009026:Mortality; D011656:Pulmonary Emphysema; D012106:Research
ASTHMA; BELGIUM; BRONCHITIS; MORTALITY; PULMONARY EMPHYSEMA