他还定期的做一些演讲：关于他自己与心理疾病之间的斗争，以及寻求帮助对他的职业生涯和个人生活意味着什么。
He also regularly speaks out on the subject of his own struggles with mental illness and what it has meant to him both professionally and personally to seek help.
这就是为什么与生物膜做斗争对于制药行业来说一直是一个挑战。
That's why the fight against biofilms is and remains a challenge for the pharmaceutical industry.
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