Chronic bronchitis; a primary disease.
D001991:Bronchitis; D029481:Bronchitis, Chronic; D006801:Humans
BRONCHITIS
Lancet. 1953 Sep 26;265(6787):639-43
13098028
Br Med J. 1956 Nov 10;2(5001):1071-81
13364389
Radiology. 1957 Apr;68(4):572-4
13432187
Acta radiol. 1956 Jul-Aug;46(1-2):9-27
13361907
Thorax. 1953 Jun;8(2):116-32
13077507
Br J Radiol. 1953 Jan;26(301):16-21
13019060
Br J Radiol. 1953 Sep;26(309):490-3
13081993
Ann Intern Med. 1956 Aug;45(2):216-31
13355146
Br J Radiol. 1955 Aug;28(332):415-31
13240060