In the sentence extracted from biomedical literature, identify all the disease entities. The required answer format is the same sentence with HTML <span> tags to mark up specific entities. 
### Entity Markup Guides:
Use <span class="disease"> to denote a disease.

### Input Text: In patients with stage III disease , the respective survival rates were 59 .
### Output Text:
In patients with <span class="disease">stage III disease</span> , the respective survival rates were 59 . 