These factors may have confounded the specific efficacy of botulinum toxin for chronictension-type headache.
这些因素可能混淆肉毒素对慢性紧张型头痛的特别效果。
2
Finally, the patient population selected may not have been optimal for a trial of botulinum toxin for chronictension-type headache.
最后，选择的人可能不是作为肉毒素治疗的最佳慢性紧张型头痛的患者。
3
Given its effects on nociception and muscle contraction, botulinum appears to be an attractive agent in the prophylaxis against chronic daily headache or tension-type headache.