十种药是为罕见或“孤儿”病，因为患者少的情况经常缺乏任何治疗，例如遗传性血管水肿治疗。
Ten are for rare or “orphan” diseases, which frequently lack any therapy because of the small number of patients with the condition, such as a treatment for hereditary angioedema;
要是卖罕见的药，你再瞧我那钱赚的！
就算是口服避孕药确实是诱发罕见三阴乳腺癌的主要原因，但纵观整个种类繁多的乳癌病症，这点儿影响就显得有些无足轻重了。
And if the pill is mostly causing the rare triple-negative type of breast cancer, the effect could be muddied in a study looking at breast-cancer disease overall.
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