youngbuts In the last sentence, what is the subject or agent of "the discovery" in the phrase of " the discovery of its cause"? Does it only refer to Japanese doctors or could it refer to any doctors in other countries? Judging from the given text, it could be anyone—it needn't even be doctors.
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youngbutsIn the last sentence, what is the subject or agent of "the discovery" in the phrase of " the discovery of its cause"? Does it only refer to Japanese doctors or could it refer to any doctors in other countries?Judging from the given text, it could be anyone—it needn't even be doctors. There is no indication who discovered the cause.