+ respiratory
1348
+ histology
849
+ gross
730
+ carcinoma
100
+ radiology
99
+ copd
86
+ emphysema
86
+ thromboembolus
84
+ tuberculosis
54
+ electron microscopy
34
+ diffuse alveolar damage
33
+ bronchopneumonia
29
+ arteriosclerosis grade 3
26
+ metastatic carcinoma
21
+ microbiology
20
+ scar carcinoma
19
+ usual interstitial pneumonia
19
+ anthracosilicosis
18
+ infarct
18
+ radiation
17