" dengue fever is an endemic disease in southeast asian countries and the best way to prevent it while visiting these places is to avoid mosquito bites , " dr kong said 江医生说:登革热在东南亚国家属风土病，预防登革热的最佳方法是采取措施避免被蚊叮咬。
" dengue fever is an endemic disease in southeast asian countries . the best way to prevent dengue fever while visiting these places is to avoid mosquito bites , " dr kong said 他表示：登革热在东南亚国家属风土病，预防登革热的最佳方法是采取措施避免被蚊叮咬。
Meanwhile , dr kong reminded travellers to be on guard against dengue fever , which is endemic in south east asia , by taking preventive measures to avoid mosquito bites 此外，江医生表示登革热在东南亚是风土病，市民到该些地区旅游时，应采取防蚊措施，避免被?子叮。
Meanwhile , dr kong reminded travellers to be on guard against dengue fever , which is endemic in south east asia , by taking preventive measures to avoid mosquito bites 此外，江医生表示登革热在东南亚是风土病，市民到该些地区旅游时，应采取防蚊措施，避免被?子叮。
He also explained to the trade that because of the endemic nature of avian influenza in hong kong , depopulation is no longer the only course of action to take in the event of an outbreak 他亦向业界解释，由于禽流感已成为本港的风土病，销毁鸡只已不再是唯一对付禽流感的措施。
A dh spokesman said , " dengue fever is an endemic disease in southeast asian countries . the best way to prevent dengue fever while visiting these places is to avoid mosquito bites . ?生署发言人说：登革热在东南亚国家属风土病，预防登革热的最佳方法是采取措施避免被蚊叮咬。
The fact that there were isolated cases of h5n1 outbreaks in se asia this summer indicates that the virus is endemic in the poultry population , and does not now need migratory birds to help its spread 事实在，今夏分别在东南亚各地发现的h 5 n 1个案均显示，这种病毒已成为家禽种群中的风土病，无须野鸟协助散播。
" these include the effectiveness of vaccination in our endemic environment , means to monitor the mutation of the virus and the surveillance system to detect infection of vaccinated chickens from field virus 他说：这些问题包括疫苗针对禽流感已成为风土病的成效，监察病毒变种的方法，以及检验已注射疫苗的鸡只有否感染病毒的制度。
Although the epidemic is now under control , international health and animal health organisations have cautioned that h5n1 avian influenza is likely to become endemic in poultry in the region . they have also advised the places and countries in the region to stay vigilant in the surveillance and preventive efforts against the disease 虽然这疫潮现已受到控制，但国际?生组织和动物?生组织都警告， h5n1禽流感很可能成为区内家禽的风土病，所以呼吁区内各国和地方政府保持警觉，并采取有效的监控和防范措施，对抗禽流感。
