| Similarity | Rank | |
|---|---|---|
| ileorectal | 0.917 | 65714 |
| cholecystectomy | 0.913 | 20452 |
| laparoscopic | 0.913 | 32156 |
| cholangiopancreatography | 0.907 | 32848 |
| resection | 0.902 | 15823 |
| cholangiography | 0.900 | 42775 |
| endoscopically | 0.900 | 27287 |
| laparotomy | 0.899 | 30268 |
| transhepatic | 0.896 | 49344 |
| cholecystolithotomy | 0.895 | 40085 |
| portasystemic | 0.893 | 94201 |
| colectomy | 0.890 | 26704 |
| sigmoidoscopy | 0.888 | 31126 |
| thrombolysis | 0.888 | 27355 |
| postoperative | 0.885 | 24020 |
| endoprosthesis | 0.885 | 38276 |
| endoscopy | 0.884 | 10878 |
| angiography | 0.883 | 39092 |
| stenting | 0.882 | 56376 |
| fundoplication | 0.881 | 40599 |
| oesophagitis | 0.880 | 14357 |
| azathioprine | 0.880 | 57627 |
| colonoscopy | 0.879 | 21684 |
| normotensive | 0.879 | 53232 |
| menorrhagia | 0.878 | 82584 |