Task: Translation
Input (Japanese): 世界保健機構(WHO)の中国代表のHansTroedssonは水曜日「合併症の症例はごくごくまれで、99%は軽症だ」と声明で述べた。
Output (English):  "There are very, very few cases with complications — 99 percent of these are mild cases", said World Health Organization (WHO) China representative Hans Troedsson in a statement on Wednesday.