| Disease | back pain |
| Phenotype | C0002766|analgesia |
| Sentences | 2 |
| PubMedID- 24452659 | Objective: to find out whether the addition of hyaluronidase to the epidural injectate affects the quality and duration of analgesia in patients with low back pain secondary to failed back surgery syndrome. |
| PubMedID- 20370760 | The effect of emergency department crowding on analgesia in patients with back pain in two hospitals. |
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