| "Antiviral prodrugs — the development of successful prodrug strategies for antiviral chemotherapy" | "Update on maintenance therapy for granulomatosis with polyangiitis and microscopic polyangiitis" |
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| de Clercq, Erik; Field, Hugh J 5 October 2005 | Library of Congress Prints and Photographs Division, New York World-Telegram and the Sun Newspaper Photograph Collection |
| Singer, O; McCune, WJ May 2017 | |
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