不，他们不，并且他们可以采取一些医学保护他们的肝脏。
No, they don't, and they can take some medicine else to protect their livers.
此前，医学遥测设备的运行没有得到保护，可能受到空白电视频道或为低功率工作预留的特别频道的干扰。
Prior to this, medical telemetry devices had been operating unprotected from interference either on vacant TV channels or on special channels reserved for low-power operation.
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