| Disease | pneumoconiosis |
| Phenotype | C0600260|obstructive pulmonary disease |
| Sentences | 2 |
| PubMedID- 21241578 | [influence factors of coal worker's pneumoconiosis combined with chronic obstructive pulmonary disease]. |
| PubMedID- 25916454 | [the effect of the tiotropiumbromide treatment of pneumoconiosis compleated with chronic obstructive pulmonary disease]. |
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