安全，顺手搜了一下
https://www.clinicallabs.com.au/patient/our-tests/helicobacter-pylori-breath-testing/helicobacter-pylori-c14-urea-breath-test/#:~:text=Helicobacter%20Pylori%2DUrea%20Breath%20Test%20C14&text=This%20test%20is%20used%20for,on%20pregnant%20women%20and%20children.
【 在 pl853555 的大作中提到: 】
: 好的，谢谢啦 ...
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