lououlei 小五上 (2016/11/18 12:55)
varicella can be transmitted by air droplet according to WHO POSITION PAPER 2014
therefore i think , all OF THE ABOVE CHOICES can be transmitted by droplet. SO suggested the answer should be " 以上皆非" .
Tina Pon 高二上 (2017/01/17 17:13)
lououlei 小五上 (2017/01/18 09:51)
What is transmission by droplet contact?Some diseases can be transferred by infected droplets contacting surfaces of the eye, nose, or mouth. This is referred to as droplet contact transmission. Droplets containing microorganisms can be generated when an infected person coughs, sneezes, or talks. Dr..查看完整內容