这项研究的限制包括可能未评量的干扰因素,以及缺乏有关隐睾症相关的数据,这是另一个造成不孕症与睾丸癌的潜在原因。
Limitations of this study include possible unmeasured confounding and lack of data concerning cryptorchidism, which is another potential cause of infertility and testicular cancer.
这项研究的限制包括可能未评量的干扰因素,以及缺乏有关隐睾症相关的数据,这是另一个造成不孕症与睾丸癌的潜在原因。
Limitations of this study include possible unmeasured confounding and lack of data concerning cryptorchidism, which is another potential cause of infertility and testicular cancer.
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