怀孕初期反应一般会持续3个月左右，有的人早孕反应时间比较长，直到16 - 18周才消失。
The being pregnant initial period responded that generally will continue about 3 months, some person early pregnancy reaction time comparison will be long, will only then vanish until 16-18 weeks.
在一项研究中，客观反应率为50%，平均响应时间为42周。
In one study, the objective response rate was 50% with a median response duration of 42 weeks.
在一项研究中，客观反应率为50%，平均响应时间为42周。
In one study, the objective response rate was 50% with a median response duration of 42 weeks.
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