Xovxwm hais txog ntawm kab mob npaws yoov (Dengue fever)

nyob rau tamsim no muaj ib cov kab mob npaws ua rau neeg mob coob thiab tuag coob lawm uas yog kab mob npaws yoov txaij, nws yog Virus los ntawm cov yoov tshaj cum txaij,