谁帮我翻译下这句话?

问题描述:

谁帮我翻译下这句话?
Cephalometric data were collected before and
after treatment, and at recall.

在治疗前、治疗后以及召回时收集了头影测量数据.这个“召回时”翻译 的有点怪怪的 ,能更讲究点吗?O(∩_∩)O谢谢~